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Finding the Fourth Proportional to 3,241.87, 4,863.26 and 1,049.89

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Solution

The fourth proportional to 3,241.87, 4,863.26 and 1,049.89 is: 1,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.87 : 4,863.26 = 1,049.89 : x
  2. Step 2: Convert to fraction form
    3,241.87/4,863.26 = 1,049.89/x
  3. Step 3: Cross multiply
    3,241.87x = 4,863.26 × 1,049.89
  4. Step 4: Simplify right side
    3,241.87x = 5,105,882.79
  5. Step 5: Solve for x
    x = 5,105,882.79/3,241.87
  6. Step 6: Final answer
    x = 1,574.98

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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.