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Finding the Fourth Proportional to 8,976.62, 13,453.20 and 5,598.02

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Solution

The fourth proportional to 8,976.62, 13,453.20 and 5,598.02 is: 8,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.62 : 13,453.20 = 5,598.02 : x
  2. Step 2: Convert to fraction form
    8,976.62/13,453.20 = 5,598.02/x
  3. Step 3: Cross multiply
    8,976.62x = 13,453.20 × 5,598.02
  4. Step 4: Simplify right side
    8,976.62x = 75,311,282.66
  5. Step 5: Solve for x
    x = 75,311,282.66/8,976.62
  6. Step 6: Final answer
    x = 8,389.71

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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.