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Finding the Fourth Proportional to 3,452.94, 5,154.80 and 3,331.44

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Solution

The fourth proportional to 3,452.94, 5,154.80 and 3,331.44 is: 4,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.94 : 5,154.80 = 3,331.44 : x
  2. Step 2: Convert to fraction form
    3,452.94/5,154.80 = 3,331.44/x
  3. Step 3: Cross multiply
    3,452.94x = 5,154.80 × 3,331.44
  4. Step 4: Simplify right side
    3,452.94x = 17,172,890.25
  5. Step 5: Solve for x
    x = 17,172,890.25/3,452.94
  6. Step 6: Final answer
    x = 4,973.41

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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.