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Finding the Third Proportional to 8,560.50 and 18,394.13

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Solution

The third proportional to 8,560.50 and 18,394.13 is: 39,523.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.50 : 18,394.13 = 18,394.13 : x
  2. Step 2: Convert to fraction form
    8,560.50/18,394.13 = 18,394.13/x
  3. Step 3: Cross multiply
    8,560.50x = 18,394.13 × 18,394.13
  4. Step 4: Simplify right side
    8,560.50x = 338,343,834.52
  5. Step 5: Solve for x
    x = 338,343,834.52/8,560.50
  6. Step 6: Final answer
    x = 39,523.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.