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Finding the Third Proportional to 8,122 and 16,766

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Solution

The third proportional to 8,122 and 16,766 is: 34,609.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122 : 16,766 = 16,766 : x
  2. Step 2: Convert to fraction form
    8,122/16,766 = 16,766/x
  3. Step 3: Cross multiply
    8,122x = 16,766 × 16,766
  4. Step 4: Simplify right side
    8,122x = 281,098,756
  5. Step 5: Solve for x
    x = 281,098,756/8,122
  6. Step 6: Final answer
    x = 34,609.55

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.