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Finding the Fourth Proportional to 483,998.55, 667,934.22 and 266,216.43

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Solution

The fourth proportional to 483,998.55, 667,934.22 and 266,216.43 is: 367,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,998.55 : 667,934.22 = 266,216.43 : x
  2. Step 2: Convert to fraction form
    483,998.55/667,934.22 = 266,216.43/x
  3. Step 3: Cross multiply
    483,998.55x = 667,934.22 × 266,216.43
  4. Step 4: Simplify right side
    483,998.55x = 177,815,061,771.70
  5. Step 5: Solve for x
    x = 177,815,061,771.70/483,998.55
  6. Step 6: Final answer
    x = 367,387.59

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