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Finding the Fourth Proportional to 2,757.80, 3,800.92 and 2,452.44

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Solution

The fourth proportional to 2,757.80, 3,800.92 and 2,452.44 is: 3,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.80 : 3,800.92 = 2,452.44 : x
  2. Step 2: Convert to fraction form
    2,757.80/3,800.92 = 2,452.44/x
  3. Step 3: Cross multiply
    2,757.80x = 3,800.92 × 2,452.44
  4. Step 4: Simplify right side
    2,757.80x = 9,321,528.24
  5. Step 5: Solve for x
    x = 9,321,528.24/2,757.80
  6. Step 6: Final answer
    x = 3,380.06

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1.5x scale

Why These Related Problems?

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