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Finding the Fourth Proportional to 437,591.57, 603,874.11 and 253,867.30

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Solution

The fourth proportional to 437,591.57, 603,874.11 and 253,867.30 is: 350,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,591.57 : 603,874.11 = 253,867.30 : x
  2. Step 2: Convert to fraction form
    437,591.57/603,874.11 = 253,867.30/x
  3. Step 3: Cross multiply
    437,591.57x = 603,874.11 × 253,867.30
  4. Step 4: Simplify right side
    437,591.57x = 153,303,888,335.92
  5. Step 5: Solve for x
    x = 153,303,888,335.92/437,591.57
  6. Step 6: Final answer
    x = 350,335.56

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