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Finding the Fourth Proportional to 244,555.40, 337,489.90 and 147,745.80

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Solution

The fourth proportional to 244,555.40, 337,489.90 and 147,745.80 is: 203,891.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,555.40 : 337,489.90 = 147,745.80 : x
  2. Step 2: Convert to fraction form
    244,555.40/337,489.90 = 147,745.80/x
  3. Step 3: Cross multiply
    244,555.40x = 337,489.90 × 147,745.80
  4. Step 4: Simplify right side
    244,555.40x = 49,862,715,267.42
  5. Step 5: Solve for x
    x = 49,862,715,267.42/244,555.40
  6. Step 6: Final answer
    x = 203,891.29

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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.