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Finding the Fourth Proportional to 5,241.72, 7,235.47 and 3,473.90

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Solution

The fourth proportional to 5,241.72, 7,235.47 and 3,473.90 is: 4,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.72 : 7,235.47 = 3,473.90 : x
  2. Step 2: Convert to fraction form
    5,241.72/7,235.47 = 3,473.90/x
  3. Step 3: Cross multiply
    5,241.72x = 7,235.47 × 3,473.90
  4. Step 4: Simplify right side
    5,241.72x = 25,135,299.23
  5. Step 5: Solve for x
    x = 25,135,299.23/5,241.72
  6. Step 6: Final answer
    x = 4,795.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.