The hidden constant that defines how variables move together
In short: This video introduces the fundamental concept of proportional relationships. It explains how two changing values can maintain a consistent link, providing the mathematical foundation for understanding scales and rates.
A proportional relationship exists when two variables maintain equivalent ratios. This means that one variable is always the product of the other multiplied by a specific value called the "constant of proportionality.",
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Sources
- Summary by Intellect · source: Introduction to proportional relationships | 7th grade | Khan Academy
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