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Finding the Third Proportional to 28,339 and 58,725

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Solution

The third proportional to 28,339 and 58,725 is: 121,691.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,339 : 58,725 = 58,725 : x
  2. Step 2: Convert to fraction form
    28,339/58,725 = 58,725/x
  3. Step 3: Cross multiply
    28,339x = 58,725 × 58,725
  4. Step 4: Simplify right side
    28,339x = 3,448,625,625
  5. Step 5: Solve for x
    x = 3,448,625,625/28,339
  6. Step 6: Final answer
    x = 121,691.86

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.