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Finding the Fourth Proportional to 5,882.91, 8,816.16 and 3,251.68

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Solution

The fourth proportional to 5,882.91, 8,816.16 and 3,251.68 is: 4,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,882.91 : 8,816.16 = 3,251.68 : x
  2. Step 2: Convert to fraction form
    5,882.91/8,816.16 = 3,251.68/x
  3. Step 3: Cross multiply
    5,882.91x = 8,816.16 × 3,251.68
  4. Step 4: Simplify right side
    5,882.91x = 28,667,270.81
  5. Step 5: Solve for x
    x = 28,667,270.81/5,882.91
  6. Step 6: Final answer
    x = 4,872.97

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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.