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Finding the Fourth Proportional to 338,831.56, 467,643.54 and 187,977.16

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Solution

The fourth proportional to 338,831.56, 467,643.54 and 187,977.16 is: 259,439.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,831.56 : 467,643.54 = 187,977.16 : x
  2. Step 2: Convert to fraction form
    338,831.56/467,643.54 = 187,977.16/x
  3. Step 3: Cross multiply
    338,831.56x = 467,643.54 × 187,977.16
  4. Step 4: Simplify right side
    338,831.56x = 87,906,304,541.55
  5. Step 5: Solve for x
    x = 87,906,304,541.55/338,831.56
  6. Step 6: Final answer
    x = 259,439.54

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