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Finding the Fourth Proportional to 268,588.80, 402,883.20 and 174,110.40

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Solution

The fourth proportional to 268,588.80, 402,883.20 and 174,110.40 is: 261,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,588.80 : 402,883.20 = 174,110.40 : x
  2. Step 2: Convert to fraction form
    268,588.80/402,883.20 = 174,110.40/x
  3. Step 3: Cross multiply
    268,588.80x = 402,883.20 × 174,110.40
  4. Step 4: Simplify right side
    268,588.80x = 70,146,155,105.28
  5. Step 5: Solve for x
    x = 70,146,155,105.28/268,588.80
  6. Step 6: Final answer
    x = 261,165.60

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