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Finding the Fourth Proportional to 493,537.88, 681,082.50 and 267,183.38

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Solution

The fourth proportional to 493,537.88, 681,082.50 and 267,183.38 is: 368,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,537.88 : 681,082.50 = 267,183.38 : x
  2. Step 2: Convert to fraction form
    493,537.88/681,082.50 = 267,183.38/x
  3. Step 3: Cross multiply
    493,537.88x = 681,082.50 × 267,183.38
  4. Step 4: Simplify right side
    493,537.88x = 181,973,924,408.85
  5. Step 5: Solve for x
    x = 181,973,924,408.85/493,537.88
  6. Step 6: Final answer
    x = 368,713.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.