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Finding the Third Proportional to 67,502 and 156,272

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Solution

The third proportional to 67,502 and 156,272 is: 361,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,502 : 156,272 = 156,272 : x
  2. Step 2: Convert to fraction form
    67,502/156,272 = 156,272/x
  3. Step 3: Cross multiply
    67,502x = 156,272 × 156,272
  4. Step 4: Simplify right side
    67,502x = 24,420,937,984
  5. Step 5: Solve for x
    x = 24,420,937,984/67,502
  6. Step 6: Final answer
    x = 361,780.95

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.