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Finding the Fourth Proportional to 6,343.52, 8,753.02 and 3,983.98

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Solution

The fourth proportional to 6,343.52, 8,753.02 and 3,983.98 is: 5,497.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.52 : 8,753.02 = 3,983.98 : x
  2. Step 2: Convert to fraction form
    6,343.52/8,753.02 = 3,983.98/x
  3. Step 3: Cross multiply
    6,343.52x = 8,753.02 × 3,983.98
  4. Step 4: Simplify right side
    6,343.52x = 34,871,856.62
  5. Step 5: Solve for x
    x = 34,871,856.62/6,343.52
  6. Step 6: Final answer
    x = 5,497.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.