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Finding the Fourth Proportional to 3,234.93, 4,850.87 and 1,479.42

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Solution

The fourth proportional to 3,234.93, 4,850.87 and 1,479.42 is: 2,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.93 : 4,850.87 = 1,479.42 : x
  2. Step 2: Convert to fraction form
    3,234.93/4,850.87 = 1,479.42/x
  3. Step 3: Cross multiply
    3,234.93x = 4,850.87 × 1,479.42
  4. Step 4: Simplify right side
    3,234.93x = 7,176,466.70
  5. Step 5: Solve for x
    x = 7,176,466.70/3,234.93
  6. Step 6: Final answer
    x = 2,218.43

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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.