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Finding the Fourth Proportional to 5,361.44, 8,048.56 and 3,583.92

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Solution

The fourth proportional to 5,361.44, 8,048.56 and 3,583.92 is: 5,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.44 : 8,048.56 = 3,583.92 : x
  2. Step 2: Convert to fraction form
    5,361.44/8,048.56 = 3,583.92/x
  3. Step 3: Cross multiply
    5,361.44x = 8,048.56 × 3,583.92
  4. Step 4: Simplify right side
    5,361.44x = 28,845,395.16
  5. Step 5: Solve for x
    x = 28,845,395.16/5,361.44
  6. Step 6: Final answer
    x = 5,380.16

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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.