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Ratio and Proportional Relationships: Constant of Proportionality (k)
Why k Remains Constant
Description
Why k Remains Constant
Introduction
In proportional relationships, quantities change together in a consistent way. The constant of proportionality, k, stays the same because the ratio between the quantitie...
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Transcript
A proportional relationship is a relationship between two quantities where one quantity is always a constant multiple of the other.
For example, if 4 trays hold 8 cups, the total number of cups is 2 times the number of trays. If 6 trays hold 12 cups, the total number of cups is still 2 times the number of trays.
Each time the total n...
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