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Finding the Fourth Proportional to 366,922.80, 550,384.20 and 317,059.20

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Solution

The fourth proportional to 366,922.80, 550,384.20 and 317,059.20 is: 475,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,922.80 : 550,384.20 = 317,059.20 : x
  2. Step 2: Convert to fraction form
    366,922.80/550,384.20 = 317,059.20/x
  3. Step 3: Cross multiply
    366,922.80x = 550,384.20 × 317,059.20
  4. Step 4: Simplify right side
    366,922.80x = 174,504,374,144.64
  5. Step 5: Solve for x
    x = 174,504,374,144.64/366,922.80
  6. Step 6: Final answer
    x = 475,588.80

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