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Finding the Fourth Proportional to 4,337.42, 6,502.02 and 3,939.65

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Solution

The fourth proportional to 4,337.42, 6,502.02 and 3,939.65 is: 5,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,337.42 : 6,502.02 = 3,939.65 : x
  2. Step 2: Convert to fraction form
    4,337.42/6,502.02 = 3,939.65/x
  3. Step 3: Cross multiply
    4,337.42x = 6,502.02 × 3,939.65
  4. Step 4: Simplify right side
    4,337.42x = 25,615,718.93
  5. Step 5: Solve for x
    x = 25,615,718.93/4,337.42
  6. Step 6: Final answer
    x = 5,905.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.