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Finding the Fourth Proportional to 3,700.88, 5,548.58 and 2,239.71

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Solution

The fourth proportional to 3,700.88, 5,548.58 and 2,239.71 is: 3,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.88 : 5,548.58 = 2,239.71 : x
  2. Step 2: Convert to fraction form
    3,700.88/5,548.58 = 2,239.71/x
  3. Step 3: Cross multiply
    3,700.88x = 5,548.58 × 2,239.71
  4. Step 4: Simplify right side
    3,700.88x = 12,427,198.91
  5. Step 5: Solve for x
    x = 12,427,198.91/3,700.88
  6. Step 6: Final answer
    x = 3,357.91

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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.