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Finding the Third Proportional to 8,662.13 and 12,068.44

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Solution

The third proportional to 8,662.13 and 12,068.44 is: 16,814.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662.13 : 12,068.44 = 12,068.44 : x
  2. Step 2: Convert to fraction form
    8,662.13/12,068.44 = 12,068.44/x
  3. Step 3: Cross multiply
    8,662.13x = 12,068.44 × 12,068.44
  4. Step 4: Simplify right side
    8,662.13x = 145,647,183.69
  5. Step 5: Solve for x
    x = 145,647,183.69/8,662.13
  6. Step 6: Final answer
    x = 16,814.26

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.