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Finding the Third Proportional to 4,149.38 and 8,847.75

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Solution

The third proportional to 4,149.38 and 8,847.75 is: 18,866.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.38 : 8,847.75 = 8,847.75 : x
  2. Step 2: Convert to fraction form
    4,149.38/8,847.75 = 8,847.75/x
  3. Step 3: Cross multiply
    4,149.38x = 8,847.75 × 8,847.75
  4. Step 4: Simplify right side
    4,149.38x = 78,282,680.06
  5. Step 5: Solve for x
    x = 78,282,680.06/4,149.38
  6. Step 6: Final answer
    x = 18,866.14

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.