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Finding the Fourth Proportional to 308,086.96, 425,171.28 and 170,267.08

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Solution

The fourth proportional to 308,086.96, 425,171.28 and 170,267.08 is: 234,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,086.96 : 425,171.28 = 170,267.08 : x
  2. Step 2: Convert to fraction form
    308,086.96/425,171.28 = 170,267.08/x
  3. Step 3: Cross multiply
    308,086.96x = 425,171.28 × 170,267.08
  4. Step 4: Simplify right side
    308,086.96x = 72,392,672,345.46
  5. Step 5: Solve for x
    x = 72,392,672,345.46/308,086.96
  6. Step 6: Final answer
    x = 234,974.80

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