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Finding the Fourth Proportional to 354,722.40, 532,083.60 and 168,098.40

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Solution

The fourth proportional to 354,722.40, 532,083.60 and 168,098.40 is: 252,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,722.40 : 532,083.60 = 168,098.40 : x
  2. Step 2: Convert to fraction form
    354,722.40/532,083.60 = 168,098.40/x
  3. Step 3: Cross multiply
    354,722.40x = 532,083.60 × 168,098.40
  4. Step 4: Simplify right side
    354,722.40x = 89,442,401,826.24
  5. Step 5: Solve for x
    x = 89,442,401,826.24/354,722.40
  6. Step 6: Final answer
    x = 252,147.60

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