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Finding the Fourth Proportional to 3,366.48, 5,049 and 1,025.97

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Solution

The fourth proportional to 3,366.48, 5,049 and 1,025.97 is: 1,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.48 : 5,049 = 1,025.97 : x
  2. Step 2: Convert to fraction form
    3,366.48/5,049 = 1,025.97/x
  3. Step 3: Cross multiply
    3,366.48x = 5,049 × 1,025.97
  4. Step 4: Simplify right side
    3,366.48x = 5,180,122.53
  5. Step 5: Solve for x
    x = 5,180,122.53/3,366.48
  6. Step 6: Final answer
    x = 1,538.74

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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.