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Finding the Fourth Proportional to 577,857.97, 866,571.43 and 198,671.34

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Solution

The fourth proportional to 577,857.97, 866,571.43 and 198,671.34 is: 297,932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,857.97 : 866,571.43 = 198,671.34 : x
  2. Step 2: Convert to fraction form
    577,857.97/866,571.43 = 198,671.34/x
  3. Step 3: Cross multiply
    577,857.97x = 866,571.43 × 198,671.34
  4. Step 4: Simplify right side
    577,857.97x = 172,162,907,203.82
  5. Step 5: Solve for x
    x = 172,162,907,203.82/577,857.97
  6. Step 6: Final answer
    x = 297,932.91

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