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Finding the Fourth Proportional to 264,250.80, 396,376.20 and 260,751.60

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Solution

The fourth proportional to 264,250.80, 396,376.20 and 260,751.60 is: 391,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,250.80 : 396,376.20 = 260,751.60 : x
  2. Step 2: Convert to fraction form
    264,250.80/396,376.20 = 260,751.60/x
  3. Step 3: Cross multiply
    264,250.80x = 396,376.20 × 260,751.60
  4. Step 4: Simplify right side
    264,250.80x = 103,355,728,351.92
  5. Step 5: Solve for x
    x = 103,355,728,351.92/264,250.80
  6. Step 6: Final answer
    x = 391,127.40

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