Finding the Third Proportional to 74,701.50 and 161,849
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Solution
The third proportional to 74,701.50 and 161,849 is: 350,663.63
Step by Step Solution
- Step 1: Write the proportion equation
74,701.50 : 161,849 = 161,849 : x - Step 2: Convert to fraction form
74,701.50/161,849 = 161,849/x - Step 3: Cross multiply
74,701.50x = 161,849 × 161,849 - Step 4: Simplify right side
74,701.50x = 26,195,098,801 - Step 5: Solve for x
x = 26,195,098,801/74,701.50 - Step 6: Final answer
x = 350,663.63
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.