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Finding the Third Proportional to 58,687 and 88,312

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Solution

The third proportional to 58,687 and 88,312 is: 132,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,687 : 88,312 = 88,312 : x
  2. Step 2: Convert to fraction form
    58,687/88,312 = 88,312/x
  3. Step 3: Cross multiply
    58,687x = 88,312 × 88,312
  4. Step 4: Simplify right side
    58,687x = 7,799,009,344
  5. Step 5: Solve for x
    x = 7,799,009,344/58,687
  6. Step 6: Final answer
    x = 132,891.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.