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Finding the Third Proportional to 62,488 and 134,817

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Solution

The third proportional to 62,488 and 134,817 is: 290,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,488 : 134,817 = 134,817 : x
  2. Step 2: Convert to fraction form
    62,488/134,817 = 134,817/x
  3. Step 3: Cross multiply
    62,488x = 134,817 × 134,817
  4. Step 4: Simplify right side
    62,488x = 18,175,623,489
  5. Step 5: Solve for x
    x = 18,175,623,489/62,488
  6. Step 6: Final answer
    x = 290,865.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.