Finding the Third Proportional to 7,971.75 and 17,394.75
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Solution
The third proportional to 7,971.75 and 17,394.75 is: 37,956.20
Step by Step Solution
- Step 1: Write the proportion equation
7,971.75 : 17,394.75 = 17,394.75 : x - Step 2: Convert to fraction form
7,971.75/17,394.75 = 17,394.75/x - Step 3: Cross multiply
7,971.75x = 17,394.75 × 17,394.75 - Step 4: Simplify right side
7,971.75x = 302,577,327.56 - Step 5: Solve for x
x = 302,577,327.56/7,971.75 - Step 6: Final answer
x = 37,956.20
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.