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Finding the Third Proportional to 61,542 and 134,472

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Solution

The third proportional to 61,542 and 134,472 is: 293,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,542 : 134,472 = 134,472 : x
  2. Step 2: Convert to fraction form
    61,542/134,472 = 134,472/x
  3. Step 3: Cross multiply
    61,542x = 134,472 × 134,472
  4. Step 4: Simplify right side
    61,542x = 18,082,718,784
  5. Step 5: Solve for x
    x = 18,082,718,784/61,542
  6. Step 6: Final answer
    x = 293,827.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.