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Finding the Third Proportional to 159,876 and 234,630

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Solution

The third proportional to 159,876 and 234,630 is: 344,337.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,876 : 234,630 = 234,630 : x
  2. Step 2: Convert to fraction form
    159,876/234,630 = 234,630/x
  3. Step 3: Cross multiply
    159,876x = 234,630 × 234,630
  4. Step 4: Simplify right side
    159,876x = 55,051,236,900
  5. Step 5: Solve for x
    x = 55,051,236,900/159,876
  6. Step 6: Final answer
    x = 344,337.09

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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.