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Finding the Third Proportional to 62,420 and 93,532

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Solution

The third proportional to 62,420 and 93,532 is: 140,151.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,420 : 93,532 = 93,532 : x
  2. Step 2: Convert to fraction form
    62,420/93,532 = 93,532/x
  3. Step 3: Cross multiply
    62,420x = 93,532 × 93,532
  4. Step 4: Simplify right side
    62,420x = 8,748,235,024
  5. Step 5: Solve for x
    x = 8,748,235,024/62,420
  6. Step 6: Final answer
    x = 140,151.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.