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Finding the Fourth Proportional to 331,722.81, 496,854.87 and 274,144.16

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Solution

The fourth proportional to 331,722.81, 496,854.87 and 274,144.16 is: 410,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,722.81 : 496,854.87 = 274,144.16 : x
  2. Step 2: Convert to fraction form
    331,722.81/496,854.87 = 274,144.16/x
  3. Step 3: Cross multiply
    331,722.81x = 496,854.87 × 274,144.16
  4. Step 4: Simplify right side
    331,722.81x = 136,209,858,493.79
  5. Step 5: Solve for x
    x = 136,209,858,493.79/331,722.81
  6. Step 6: Final answer
    x = 410,613.48

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