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Finding the Fourth Proportional to 465,846.40, 698,769.60 and 133,422.40

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Solution

The fourth proportional to 465,846.40, 698,769.60 and 133,422.40 is: 200,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,846.40 : 698,769.60 = 133,422.40 : x
  2. Step 2: Convert to fraction form
    465,846.40/698,769.60 = 133,422.40/x
  3. Step 3: Cross multiply
    465,846.40x = 698,769.60 × 133,422.40
  4. Step 4: Simplify right side
    465,846.40x = 93,231,517,079.04
  5. Step 5: Solve for x
    x = 93,231,517,079.04/465,846.40
  6. Step 6: Final answer
    x = 200,133.60

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