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Finding the Fourth Proportional to 5,898.32, 8,849.60 and 2,974.42

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Solution

The fourth proportional to 5,898.32, 8,849.60 and 2,974.42 is: 4,462.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.32 : 8,849.60 = 2,974.42 : x
  2. Step 2: Convert to fraction form
    5,898.32/8,849.60 = 2,974.42/x
  3. Step 3: Cross multiply
    5,898.32x = 8,849.60 × 2,974.42
  4. Step 4: Simplify right side
    5,898.32x = 26,322,375.55
  5. Step 5: Solve for x
    x = 26,322,375.55/5,898.32
  6. Step 6: Final answer
    x = 4,462.69

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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.