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Finding the Third Proportional to 156,976 and 234,849

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Solution

The third proportional to 156,976 and 234,849 is: 351,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,976 : 234,849 = 234,849 : x
  2. Step 2: Convert to fraction form
    156,976/234,849 = 234,849/x
  3. Step 3: Cross multiply
    156,976x = 234,849 × 234,849
  4. Step 4: Simplify right side
    156,976x = 55,154,052,801
  5. Step 5: Solve for x
    x = 55,154,052,801/156,976
  6. Step 6: Final answer
    x = 351,353.41

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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.