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Finding the Fourth Proportional to 442,313.60, 663,324.60 and 161,794.40

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Solution

The fourth proportional to 442,313.60, 663,324.60 and 161,794.40 is: 242,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,313.60 : 663,324.60 = 161,794.40 : x
  2. Step 2: Convert to fraction form
    442,313.60/663,324.60 = 161,794.40/x
  3. Step 3: Cross multiply
    442,313.60x = 663,324.60 × 161,794.40
  4. Step 4: Simplify right side
    442,313.60x = 107,322,205,662.24
  5. Step 5: Solve for x
    x = 107,322,205,662.24/442,313.60
  6. Step 6: Final answer
    x = 242,638.27

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