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Finding the Fourth Proportional to 3,474.43, 4,794.52 and 1,902.22

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Solution

The fourth proportional to 3,474.43, 4,794.52 and 1,902.22 is: 2,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.43 : 4,794.52 = 1,902.22 : x
  2. Step 2: Convert to fraction form
    3,474.43/4,794.52 = 1,902.22/x
  3. Step 3: Cross multiply
    3,474.43x = 4,794.52 × 1,902.22
  4. Step 4: Simplify right side
    3,474.43x = 9,120,198.35
  5. Step 5: Solve for x
    x = 9,120,198.35/3,474.43
  6. Step 6: Final answer
    x = 2,624.95

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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.