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Finding the Fourth Proportional to 263,551.44, 395,365.68 and 76,538.64

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Solution

The fourth proportional to 263,551.44, 395,365.68 and 76,538.64 is: 114,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,551.44 : 395,365.68 = 76,538.64 : x
  2. Step 2: Convert to fraction form
    263,551.44/395,365.68 = 76,538.64/x
  3. Step 3: Cross multiply
    263,551.44x = 395,365.68 × 76,538.64
  4. Step 4: Simplify right side
    263,551.44x = 30,260,751,449.88
  5. Step 5: Solve for x
    x = 30,260,751,449.88/263,551.44
  6. Step 6: Final answer
    x = 114,819.15

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