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A ratio is a comparison of two numbers. We generally separate the two numbers in the ratio with a colon (:) or write it as a fraction. A proportion is one equality with a ratio on both sides. A perc ...
Identify proportions by cross multiplying or simplifying ratios.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
You'll learn the concepts of proportional quantities and the fundamental rules of proportionality that allow us to solve problems whose statements pose some difficulty.
Proportional distributions: ...