Finding the Third Proportional to 62,430.75 and 135,948.38
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Solution
The third proportional to 62,430.75 and 135,948.38 is: 296,039.38
Step by Step Solution
- Step 1: Write the proportion equation
62,430.75 : 135,948.38 = 135,948.38 : x - Step 2: Convert to fraction form
62,430.75/135,948.38 = 135,948.38/x - Step 3: Cross multiply
62,430.75x = 135,948.38 × 135,948.38 - Step 4: Simplify right side
62,430.75x = 18,481,960,665.14 - Step 5: Solve for x
x = 18,481,960,665.14/62,430.75 - Step 6: Final answer
x = 296,039.38
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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.