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Finding the Fourth Proportional to 6,337.89, 8,737.13 and 4,345.29

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Solution

The fourth proportional to 6,337.89, 8,737.13 and 4,345.29 is: 5,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,337.89 : 8,737.13 = 4,345.29 : x
  2. Step 2: Convert to fraction form
    6,337.89/8,737.13 = 4,345.29/x
  3. Step 3: Cross multiply
    6,337.89x = 8,737.13 × 4,345.29
  4. Step 4: Simplify right side
    6,337.89x = 37,965,330.80
  5. Step 5: Solve for x
    x = 37,965,330.80/6,337.89
  6. Step 6: Final answer
    x = 5,990.22

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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.