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Finding the Third Proportional to 32,351 and 68,591

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Solution

The third proportional to 32,351 and 68,591 is: 145,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,351 : 68,591 = 68,591 : x
  2. Step 2: Convert to fraction form
    32,351/68,591 = 68,591/x
  3. Step 3: Cross multiply
    32,351x = 68,591 × 68,591
  4. Step 4: Simplify right side
    32,351x = 4,704,725,281
  5. Step 5: Solve for x
    x = 4,704,725,281/32,351
  6. Step 6: Final answer
    x = 145,427.51

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.