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Finding the Fourth Proportional to 404,054.70, 605,984.85 and 123,574.38

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Solution

The fourth proportional to 404,054.70, 605,984.85 and 123,574.38 is: 185,331.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,054.70 : 605,984.85 = 123,574.38 : x
  2. Step 2: Convert to fraction form
    404,054.70/605,984.85 = 123,574.38/x
  3. Step 3: Cross multiply
    404,054.70x = 605,984.85 × 123,574.38
  4. Step 4: Simplify right side
    404,054.70x = 74,884,202,128.14
  5. Step 5: Solve for x
    x = 74,884,202,128.14/404,054.70
  6. Step 6: Final answer
    x = 185,331.84

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