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Finding the Fourth Proportional to 312,365.83, 468,548.75 and 75,708.52

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Solution

The fourth proportional to 312,365.83, 468,548.75 and 75,708.52 is: 113,562.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,365.83 : 468,548.75 = 75,708.52 : x
  2. Step 2: Convert to fraction form
    312,365.83/468,548.75 = 75,708.52/x
  3. Step 3: Cross multiply
    312,365.83x = 468,548.75 × 75,708.52
  4. Step 4: Simplify right side
    312,365.83x = 35,473,132,410.35
  5. Step 5: Solve for x
    x = 35,473,132,410.35/312,365.83
  6. Step 6: Final answer
    x = 113,562.78

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