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Finding the Third Proportional to 234,046.13 and 342,738

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Solution

The third proportional to 234,046.13 and 342,738 is: 501,906.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,046.13 : 342,738 = 342,738 : x
  2. Step 2: Convert to fraction form
    234,046.13/342,738 = 342,738/x
  3. Step 3: Cross multiply
    234,046.13x = 342,738 × 342,738
  4. Step 4: Simplify right side
    234,046.13x = 117,469,336,644
  5. Step 5: Solve for x
    x = 117,469,336,644/234,046.13
  6. Step 6: Final answer
    x = 501,906.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.