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Finding the Fourth Proportional to 3,170.61, 4,375.08 and 1,844.03

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Solution

The fourth proportional to 3,170.61, 4,375.08 and 1,844.03 is: 2,544.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.61 : 4,375.08 = 1,844.03 : x
  2. Step 2: Convert to fraction form
    3,170.61/4,375.08 = 1,844.03/x
  3. Step 3: Cross multiply
    3,170.61x = 4,375.08 × 1,844.03
  4. Step 4: Simplify right side
    3,170.61x = 8,067,789.71
  5. Step 5: Solve for x
    x = 8,067,789.71/3,170.61
  6. Step 6: Final answer
    x = 2,544.55

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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.