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Finding the Fourth Proportional to 310,391.12, 465,556.44 and 100,179.92

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Solution

The fourth proportional to 310,391.12, 465,556.44 and 100,179.92 is: 150,260.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,391.12 : 465,556.44 = 100,179.92 : x
  2. Step 2: Convert to fraction form
    310,391.12/465,556.44 = 100,179.92/x
  3. Step 3: Cross multiply
    310,391.12x = 465,556.44 × 100,179.92
  4. Step 4: Simplify right side
    310,391.12x = 46,639,406,914.68
  5. Step 5: Solve for x
    x = 46,639,406,914.68/310,391.12
  6. Step 6: Final answer
    x = 150,260.12

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