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Finding the Fourth Proportional to 312,200.10, 468,300.15 and 227,563.20

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Solution

The fourth proportional to 312,200.10, 468,300.15 and 227,563.20 is: 341,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,200.10 : 468,300.15 = 227,563.20 : x
  2. Step 2: Convert to fraction form
    312,200.10/468,300.15 = 227,563.20/x
  3. Step 3: Cross multiply
    312,200.10x = 468,300.15 × 227,563.20
  4. Step 4: Simplify right side
    312,200.10x = 106,567,880,694.48
  5. Step 5: Solve for x
    x = 106,567,880,694.48/312,200.10
  6. Step 6: Final answer
    x = 341,344.80

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