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Finding the Fourth Proportional to 299,197.20, 448,018.20 and 236,470.80

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Solution

The fourth proportional to 299,197.20, 448,018.20 and 236,470.80 is: 354,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,197.20 : 448,018.20 = 236,470.80 : x
  2. Step 2: Convert to fraction form
    299,197.20/448,018.20 = 236,470.80/x
  3. Step 3: Cross multiply
    299,197.20x = 448,018.20 × 236,470.80
  4. Step 4: Simplify right side
    299,197.20x = 105,943,222,168.56
  5. Step 5: Solve for x
    x = 105,943,222,168.56/299,197.20
  6. Step 6: Final answer
    x = 354,091.62

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