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Finding the Fourth Proportional to 5,891.46, 8,836.73 and 3,424.70

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Solution

The fourth proportional to 5,891.46, 8,836.73 and 3,424.70 is: 5,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.46 : 8,836.73 = 3,424.70 : x
  2. Step 2: Convert to fraction form
    5,891.46/8,836.73 = 3,424.70/x
  3. Step 3: Cross multiply
    5,891.46x = 8,836.73 × 3,424.70
  4. Step 4: Simplify right side
    5,891.46x = 30,263,154.20
  5. Step 5: Solve for x
    x = 30,263,154.20/5,891.46
  6. Step 6: Final answer
    x = 5,136.79

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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.