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Finding the Fourth Proportional to 568,540.38, 851,450.99 and 327,924.86

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Solution

The fourth proportional to 568,540.38, 851,450.99 and 327,924.86 is: 491,103.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,540.38 : 851,450.99 = 327,924.86 : x
  2. Step 2: Convert to fraction form
    568,540.38/851,450.99 = 327,924.86/x
  3. Step 3: Cross multiply
    568,540.38x = 851,450.99 × 327,924.86
  4. Step 4: Simplify right side
    568,540.38x = 279,211,947,181.62
  5. Step 5: Solve for x
    x = 279,211,947,181.62/568,540.38
  6. Step 6: Final answer
    x = 491,103.11

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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.