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Finding the Fourth Proportional to 568,994.22, 853,197.21 and 209,073.24

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Solution

The fourth proportional to 568,994.22, 853,197.21 and 209,073.24 is: 313,501.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,994.22 : 853,197.21 = 209,073.24 : x
  2. Step 2: Convert to fraction form
    568,994.22/853,197.21 = 209,073.24/x
  3. Step 3: Cross multiply
    568,994.22x = 853,197.21 × 209,073.24
  4. Step 4: Simplify right side
    568,994.22x = 178,380,705,053.66
  5. Step 5: Solve for x
    x = 178,380,705,053.66/568,994.22
  6. Step 6: Final answer
    x = 313,501.79

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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.