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Finding the Third Proportional to 49,296 and 108,432

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Solution

The third proportional to 49,296 and 108,432 is: 238,508.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,296 : 108,432 = 108,432 : x
  2. Step 2: Convert to fraction form
    49,296/108,432 = 108,432/x
  3. Step 3: Cross multiply
    49,296x = 108,432 × 108,432
  4. Step 4: Simplify right side
    49,296x = 11,757,498,624
  5. Step 5: Solve for x
    x = 11,757,498,624/49,296
  6. Step 6: Final answer
    x = 238,508.17

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.