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Finding the Fourth Proportional to 5,893.92, 8,791.20 and 5,485.68

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Solution

The fourth proportional to 5,893.92, 8,791.20 and 5,485.68 is: 8,182.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,893.92 : 8,791.20 = 5,485.68 : x
  2. Step 2: Convert to fraction form
    5,893.92/8,791.20 = 5,485.68/x
  3. Step 3: Cross multiply
    5,893.92x = 8,791.20 × 5,485.68
  4. Step 4: Simplify right side
    5,893.92x = 48,225,710.02
  5. Step 5: Solve for x
    x = 48,225,710.02/5,893.92
  6. Step 6: Final answer
    x = 8,182.28

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.