Math Problem Statement
z:7/3::21:50
Solution
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Math Problem Analysis
Mathematical Concepts
Ratios
Proportions
Cross-Multiplication
Formulas
\frac{7}{3} = \frac{21}{50}
Cross-multiplication: a/b = c/d implies a*d = b*c
Theorems
Proportion Theorem
Suitable Grade Level
Grades 6-8