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Finding the Fourth Proportional to 568,981.01, 853,283.91 and 189,797.25

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Solution

The fourth proportional to 568,981.01, 853,283.91 and 189,797.25 is: 284,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,981.01 : 853,283.91 = 189,797.25 : x
  2. Step 2: Convert to fraction form
    568,981.01/853,283.91 = 189,797.25/x
  3. Step 3: Cross multiply
    568,981.01x = 853,283.91 × 189,797.25
  4. Step 4: Simplify right side
    568,981.01x = 161,950,939,587.25
  5. Step 5: Solve for x
    x = 161,950,939,587.25/568,981.01
  6. Step 6: Final answer
    x = 284,633.29

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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.