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Finding the Fourth Proportional to 4,843.48, 7,265.22 and 3,385.48

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Solution

The fourth proportional to 4,843.48, 7,265.22 and 3,385.48 is: 5,078.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.48 : 7,265.22 = 3,385.48 : x
  2. Step 2: Convert to fraction form
    4,843.48/7,265.22 = 3,385.48/x
  3. Step 3: Cross multiply
    4,843.48x = 7,265.22 × 3,385.48
  4. Step 4: Simplify right side
    4,843.48x = 24,596,257.01
  5. Step 5: Solve for x
    x = 24,596,257.01/4,843.48
  6. Step 6: Final answer
    x = 5,078.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.