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Finding the Fourth Proportional to 568,641.08, 853,256.82 and 231,928.76

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Solution

The fourth proportional to 568,641.08, 853,256.82 and 231,928.76 is: 348,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,641.08 : 853,256.82 = 231,928.76 : x
  2. Step 2: Convert to fraction form
    568,641.08/853,256.82 = 231,928.76/x
  3. Step 3: Cross multiply
    568,641.08x = 853,256.82 × 231,928.76
  4. Step 4: Simplify right side
    568,641.08x = 197,894,796,224.14
  5. Step 5: Solve for x
    x = 197,894,796,224.14/568,641.08
  6. Step 6: Final answer
    x = 348,013.54

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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.