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Finding the Fourth Proportional to 568,767.40, 853,306.98 and 248,861.28

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Solution

The fourth proportional to 568,767.40, 853,306.98 and 248,861.28 is: 373,360.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,767.40 : 853,306.98 = 248,861.28 : x
  2. Step 2: Convert to fraction form
    568,767.40/853,306.98 = 248,861.28/x
  3. Step 3: Cross multiply
    568,767.40x = 853,306.98 × 248,861.28
  4. Step 4: Simplify right side
    568,767.40x = 212,355,067,275.73
  5. Step 5: Solve for x
    x = 212,355,067,275.73/568,767.40
  6. Step 6: Final answer
    x = 373,360.12

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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.