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Finding the Fourth Proportional to 5,589.53, 8,375.04 and 3,942.62

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Solution

The fourth proportional to 5,589.53, 8,375.04 and 3,942.62 is: 5,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.53 : 8,375.04 = 3,942.62 : x
  2. Step 2: Convert to fraction form
    5,589.53/8,375.04 = 3,942.62/x
  3. Step 3: Cross multiply
    5,589.53x = 8,375.04 × 3,942.62
  4. Step 4: Simplify right side
    5,589.53x = 33,019,558.33
  5. Step 5: Solve for x
    x = 33,019,558.33/5,589.53
  6. Step 6: Final answer
    x = 5,907.40

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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.