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Finding the Third Proportional to 3,854 and 9,069

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Solution

The third proportional to 3,854 and 9,069 is: 21,340.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854 : 9,069 = 9,069 : x
  2. Step 2: Convert to fraction form
    3,854/9,069 = 9,069/x
  3. Step 3: Cross multiply
    3,854x = 9,069 × 9,069
  4. Step 4: Simplify right side
    3,854x = 82,246,761
  5. Step 5: Solve for x
    x = 82,246,761/3,854
  6. Step 6: Final answer
    x = 21,340.62

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.