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Finding the Third Proportional to 60,715 and 124,436

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Solution

The third proportional to 60,715 and 124,436 is: 255,032.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,715 : 124,436 = 124,436 : x
  2. Step 2: Convert to fraction form
    60,715/124,436 = 124,436/x
  3. Step 3: Cross multiply
    60,715x = 124,436 × 124,436
  4. Step 4: Simplify right side
    60,715x = 15,484,318,096
  5. Step 5: Solve for x
    x = 15,484,318,096/60,715
  6. Step 6: Final answer
    x = 255,032.83

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.