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Finding the Fourth Proportional to 548,907.85, 757,957.82 and 345,024.43

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Solution

The fourth proportional to 548,907.85, 757,957.82 and 345,024.43 is: 476,425.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,907.85 : 757,957.82 = 345,024.43 : x
  2. Step 2: Convert to fraction form
    548,907.85/757,957.82 = 345,024.43/x
  3. Step 3: Cross multiply
    548,907.85x = 757,957.82 × 345,024.43
  4. Step 4: Simplify right side
    548,907.85x = 261,513,963,273.54
  5. Step 5: Solve for x
    x = 261,513,963,273.54/548,907.85
  6. Step 6: Final answer
    x = 476,425.99

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