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Finding the Fourth Proportional to 422,181.60, 633,272.40 and 173,042.40

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Solution

The fourth proportional to 422,181.60, 633,272.40 and 173,042.40 is: 259,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,181.60 : 633,272.40 = 173,042.40 : x
  2. Step 2: Convert to fraction form
    422,181.60/633,272.40 = 173,042.40/x
  3. Step 3: Cross multiply
    422,181.60x = 633,272.40 × 173,042.40
  4. Step 4: Simplify right side
    422,181.60x = 109,582,975,949.76
  5. Step 5: Solve for x
    x = 109,582,975,949.76/422,181.60
  6. Step 6: Final answer
    x = 259,563.60

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