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Finding the Fourth Proportional to 494,402.40, 741,603.60 and 178,869.60

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Solution

The fourth proportional to 494,402.40, 741,603.60 and 178,869.60 is: 268,304.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,402.40 : 741,603.60 = 178,869.60 : x
  2. Step 2: Convert to fraction form
    494,402.40/741,603.60 = 178,869.60/x
  3. Step 3: Cross multiply
    494,402.40x = 741,603.60 × 178,869.60
  4. Step 4: Simplify right side
    494,402.40x = 132,650,339,290.56
  5. Step 5: Solve for x
    x = 132,650,339,290.56/494,402.40
  6. Step 6: Final answer
    x = 268,304.40

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