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Finding the Third Proportional to 62,348 and 87,698

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Solution

The third proportional to 62,348 and 87,698 is: 123,355.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,348 : 87,698 = 87,698 : x
  2. Step 2: Convert to fraction form
    62,348/87,698 = 87,698/x
  3. Step 3: Cross multiply
    62,348x = 87,698 × 87,698
  4. Step 4: Simplify right side
    62,348x = 7,690,939,204
  5. Step 5: Solve for x
    x = 7,690,939,204/62,348
  6. Step 6: Final answer
    x = 123,355.03

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.