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Finding the Fourth Proportional to 312,765.01, 468,969.75 and 123,122.68

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Solution

The fourth proportional to 312,765.01, 468,969.75 and 123,122.68 is: 184,614.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,765.01 : 468,969.75 = 123,122.68 : x
  2. Step 2: Convert to fraction form
    312,765.01/468,969.75 = 123,122.68/x
  3. Step 3: Cross multiply
    312,765.01x = 468,969.75 × 123,122.68
  4. Step 4: Simplify right side
    312,765.01x = 57,740,812,458.93
  5. Step 5: Solve for x
    x = 57,740,812,458.93/312,765.01
  6. Step 6: Final answer
    x = 184,614.04

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