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Finding the Third Proportional to 62,472 and 132,189

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Solution

The third proportional to 62,472 and 132,189 is: 279,708.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,472 : 132,189 = 132,189 : x
  2. Step 2: Convert to fraction form
    62,472/132,189 = 132,189/x
  3. Step 3: Cross multiply
    62,472x = 132,189 × 132,189
  4. Step 4: Simplify right side
    62,472x = 17,473,931,721
  5. Step 5: Solve for x
    x = 17,473,931,721/62,472
  6. Step 6: Final answer
    x = 279,708.22

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.