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Finding the Third Proportional to 60,321 and 88,725

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Solution

The third proportional to 60,321 and 88,725 is: 130,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,321 : 88,725 = 88,725 : x
  2. Step 2: Convert to fraction form
    60,321/88,725 = 88,725/x
  3. Step 3: Cross multiply
    60,321x = 88,725 × 88,725
  4. Step 4: Simplify right side
    60,321x = 7,872,125,625
  5. Step 5: Solve for x
    x = 7,872,125,625/60,321
  6. Step 6: Final answer
    x = 130,503.90

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.