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Finding the Fourth Proportional to 289,833.44, 399,550.20 and 203,529.56

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Solution

The fourth proportional to 289,833.44, 399,550.20 and 203,529.56 is: 280,575.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,833.44 : 399,550.20 = 203,529.56 : x
  2. Step 2: Convert to fraction form
    289,833.44/399,550.20 = 203,529.56/x
  3. Step 3: Cross multiply
    289,833.44x = 399,550.20 × 203,529.56
  4. Step 4: Simplify right side
    289,833.44x = 81,320,276,403.91
  5. Step 5: Solve for x
    x = 81,320,276,403.91/289,833.44
  6. Step 6: Final answer
    x = 280,575.89

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