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Finding the Fourth Proportional to 2,997.28, 4,493.04 and 1,898.92

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Solution

The fourth proportional to 2,997.28, 4,493.04 and 1,898.92 is: 2,846.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.28 : 4,493.04 = 1,898.92 : x
  2. Step 2: Convert to fraction form
    2,997.28/4,493.04 = 1,898.92/x
  3. Step 3: Cross multiply
    2,997.28x = 4,493.04 × 1,898.92
  4. Step 4: Simplify right side
    2,997.28x = 8,531,923.52
  5. Step 5: Solve for x
    x = 8,531,923.52/2,997.28
  6. Step 6: Final answer
    x = 2,846.56

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Similar ratio
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1.5x scale

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.