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Finding the Fourth Proportional to 438,796.28, 658,219.94 and 123,277.79

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Solution

The fourth proportional to 438,796.28, 658,219.94 and 123,277.79 is: 184,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,796.28 : 658,219.94 = 123,277.79 : x
  2. Step 2: Convert to fraction form
    438,796.28/658,219.94 = 123,277.79/x
  3. Step 3: Cross multiply
    438,796.28x = 658,219.94 × 123,277.79
  4. Step 4: Simplify right side
    438,796.28x = 81,143,899,537.13
  5. Step 5: Solve for x
    x = 81,143,899,537.13/438,796.28
  6. Step 6: Final answer
    x = 184,923.85

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