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Finding the Third Proportional to 3,791.81 and 8,297.44

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Solution

The third proportional to 3,791.81 and 8,297.44 is: 18,156.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.81 : 8,297.44 = 8,297.44 : x
  2. Step 2: Convert to fraction form
    3,791.81/8,297.44 = 8,297.44/x
  3. Step 3: Cross multiply
    3,791.81x = 8,297.44 × 8,297.44
  4. Step 4: Simplify right side
    3,791.81x = 68,847,469.07
  5. Step 5: Solve for x
    x = 68,847,469.07/3,791.81
  6. Step 6: Final answer
    x = 18,156.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.