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Finding the Fourth Proportional to 329,080.40, 494,203.80 and 254,382.20

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Solution

The fourth proportional to 329,080.40, 494,203.80 and 254,382.20 is: 382,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,080.40 : 494,203.80 = 254,382.20 : x
  2. Step 2: Convert to fraction form
    329,080.40/494,203.80 = 254,382.20/x
  3. Step 3: Cross multiply
    329,080.40x = 494,203.80 × 254,382.20
  4. Step 4: Simplify right side
    329,080.40x = 125,716,649,892.36
  5. Step 5: Solve for x
    x = 125,716,649,892.36/329,080.40
  6. Step 6: Final answer
    x = 382,024.12

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