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Finding the Fourth Proportional to 238,305.85, 357,540.68 and 149,455.33

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Solution

The fourth proportional to 238,305.85, 357,540.68 and 149,455.33 is: 224,234.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,305.85 : 357,540.68 = 149,455.33 : x
  2. Step 2: Convert to fraction form
    238,305.85/357,540.68 = 149,455.33/x
  3. Step 3: Cross multiply
    238,305.85x = 357,540.68 × 149,455.33
  4. Step 4: Simplify right side
    238,305.85x = 53,436,359,797.61
  5. Step 5: Solve for x
    x = 53,436,359,797.61/238,305.85
  6. Step 6: Final answer
    x = 224,234.36

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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.