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Finding the Fourth Proportional to 574,849.89, 862,408.38 and 195,773.89

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Solution

The fourth proportional to 574,849.89, 862,408.38 and 195,773.89 is: 293,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,849.89 : 862,408.38 = 195,773.89 : x
  2. Step 2: Convert to fraction form
    574,849.89/862,408.38 = 195,773.89/x
  3. Step 3: Cross multiply
    574,849.89x = 862,408.38 × 195,773.89
  4. Step 4: Simplify right side
    574,849.89x = 168,837,043,321.20
  5. Step 5: Solve for x
    x = 168,837,043,321.20/574,849.89
  6. Step 6: Final answer
    x = 293,706.32

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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.