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Finding the Third Proportional to 11,624 and 18,472

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Solution

The third proportional to 11,624 and 18,472 is: 29,354.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624 : 18,472 = 18,472 : x
  2. Step 2: Convert to fraction form
    11,624/18,472 = 18,472/x
  3. Step 3: Cross multiply
    11,624x = 18,472 × 18,472
  4. Step 4: Simplify right side
    11,624x = 341,214,784
  5. Step 5: Solve for x
    x = 341,214,784/11,624
  6. Step 6: Final answer
    x = 29,354.33

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.