Respuesta :

Step-by-step explanation:

A proportion is an equation in which two ratios are set equal to each other. For example, if there is 1 boy and 3 girls you could write the ratio as: 1 : 3 (for every one boy there are 3 girls) 1 / 4 are boys and 3 / 4 are girls.

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thank you!

Dlexo

Answer:

Step-by-step explanation:

Yes! Proportion in math refers to a relationship between two or more quantities where they are directly or inversely related by a constant factor called the scale factor or constant ratio. In other words:  If two quantities are proportional then when one quantity changes by some factor or percentage then the other quantity also changes by an equal factor or percentage keeping the constant ratio intact. Mathematically it can be represented using an equation or ratio:  Quantity A ∝ Quantity B or Quantity A = k * Quantity B or Quantity A : Quantity B = k where k is the constant ratio or scale factor. Proportionality helps us understand how variables are related in real-life situations such as distance and time (speed), volume and capacity (concentration), force and acceleration (mass), etc.