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Finding the Third Proportional to 159,472 and 246,766

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Solution

The third proportional to 159,472 and 246,766 is: 381,844.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,472 : 246,766 = 246,766 : x
  2. Step 2: Convert to fraction form
    159,472/246,766 = 246,766/x
  3. Step 3: Cross multiply
    159,472x = 246,766 × 246,766
  4. Step 4: Simplify right side
    159,472x = 60,893,458,756
  5. Step 5: Solve for x
    x = 60,893,458,756/159,472
  6. Step 6: Final answer
    x = 381,844.20

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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.