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Finding the Third Proportional to 3,782 and 8,801

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Solution

The third proportional to 3,782 and 8,801 is: 20,480.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,782 : 8,801 = 8,801 : x
  2. Step 2: Convert to fraction form
    3,782/8,801 = 8,801/x
  3. Step 3: Cross multiply
    3,782x = 8,801 × 8,801
  4. Step 4: Simplify right side
    3,782x = 77,457,601
  5. Step 5: Solve for x
    x = 77,457,601/3,782
  6. Step 6: Final answer
    x = 20,480.59

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.