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Finding the Fourth Proportional to 243,760.20, 365,640.30 and 202,288.20

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Solution

The fourth proportional to 243,760.20, 365,640.30 and 202,288.20 is: 303,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,760.20 : 365,640.30 = 202,288.20 : x
  2. Step 2: Convert to fraction form
    243,760.20/365,640.30 = 202,288.20/x
  3. Step 3: Cross multiply
    243,760.20x = 365,640.30 × 202,288.20
  4. Step 4: Simplify right side
    243,760.20x = 73,964,718,134.46
  5. Step 5: Solve for x
    x = 73,964,718,134.46/243,760.20
  6. Step 6: Final answer
    x = 303,432.30

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