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Finding the Fourth Proportional to 568,977.76, 853,279.03 and 189,794.00

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Solution

The fourth proportional to 568,977.76, 853,279.03 and 189,794.00 is: 284,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,977.76 : 853,279.03 = 189,794.00 : x
  2. Step 2: Convert to fraction form
    568,977.76/853,279.03 = 189,794.00/x
  3. Step 3: Cross multiply
    568,977.76x = 853,279.03 × 189,794.00
  4. Step 4: Simplify right side
    568,977.76x = 161,947,241,878.53
  5. Step 5: Solve for x
    x = 161,947,241,878.53/568,977.76
  6. Step 6: Final answer
    x = 284,628.42

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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.