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Finding the Fourth Proportional to 294,016.80, 440,150.40 and 194,289.60

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Solution

The fourth proportional to 294,016.80, 440,150.40 and 194,289.60 is: 290,856.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,016.80 : 440,150.40 = 194,289.60 : x
  2. Step 2: Convert to fraction form
    294,016.80/440,150.40 = 194,289.60/x
  3. Step 3: Cross multiply
    294,016.80x = 440,150.40 × 194,289.60
  4. Step 4: Simplify right side
    294,016.80x = 85,516,645,155.84
  5. Step 5: Solve for x
    x = 85,516,645,155.84/294,016.80
  6. Step 6: Final answer
    x = 290,856.32

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