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Finding the Third Proportional to 148,228 and 229,866

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Solution

The third proportional to 148,228 and 229,866 is: 356,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,228 : 229,866 = 229,866 : x
  2. Step 2: Convert to fraction form
    148,228/229,866 = 229,866/x
  3. Step 3: Cross multiply
    148,228x = 229,866 × 229,866
  4. Step 4: Simplify right side
    148,228x = 52,838,377,956
  5. Step 5: Solve for x
    x = 52,838,377,956/148,228
  6. Step 6: Final answer
    x = 356,466.92

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.