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Finding the Fourth Proportional to 410,910.47, 616,365.72 and 111,391.04

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Solution

The fourth proportional to 410,910.47, 616,365.72 and 111,391.04 is: 167,086.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,910.47 : 616,365.72 = 111,391.04 : x
  2. Step 2: Convert to fraction form
    410,910.47/616,365.72 = 111,391.04/x
  3. Step 3: Cross multiply
    410,910.47x = 616,365.72 × 111,391.04
  4. Step 4: Simplify right side
    410,910.47x = 68,657,615,489.32
  5. Step 5: Solve for x
    x = 68,657,615,489.32/410,910.47
  6. Step 6: Final answer
    x = 167,086.56

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