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Finding the Third Proportional to 62,650 and 91,475

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Solution

The third proportional to 62,650 and 91,475 is: 133,562.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,650 : 91,475 = 91,475 : x
  2. Step 2: Convert to fraction form
    62,650/91,475 = 91,475/x
  3. Step 3: Cross multiply
    62,650x = 91,475 × 91,475
  4. Step 4: Simplify right side
    62,650x = 8,367,675,625
  5. Step 5: Solve for x
    x = 8,367,675,625/62,650
  6. Step 6: Final answer
    x = 133,562.26

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.