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Finding the Fourth Proportional to 3,733.92, 5,600.16 and 1,361.88

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Solution

The fourth proportional to 3,733.92, 5,600.16 and 1,361.88 is: 2,042.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.92 : 5,600.16 = 1,361.88 : x
  2. Step 2: Convert to fraction form
    3,733.92/5,600.16 = 1,361.88/x
  3. Step 3: Cross multiply
    3,733.92x = 5,600.16 × 1,361.88
  4. Step 4: Simplify right side
    3,733.92x = 7,626,745.90
  5. Step 5: Solve for x
    x = 7,626,745.90/3,733.92
  6. Step 6: Final answer
    x = 2,042.56

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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.