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Finding the Fourth Proportional to 451,288.32, 622,843.20 and 260,263.68

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Solution

The fourth proportional to 451,288.32, 622,843.20 and 260,263.68 is: 359,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,288.32 : 622,843.20 = 260,263.68 : x
  2. Step 2: Convert to fraction form
    451,288.32/622,843.20 = 260,263.68/x
  3. Step 3: Cross multiply
    451,288.32x = 622,843.20 × 260,263.68
  4. Step 4: Simplify right side
    451,288.32x = 162,103,463,294.98
  5. Step 5: Solve for x
    x = 162,103,463,294.98/451,288.32
  6. Step 6: Final answer
    x = 359,201.55

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