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Finding the Fourth Proportional to 637,076.80, 955,947.20 and 258,277.48

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Solution

The fourth proportional to 637,076.80, 955,947.20 and 258,277.48 is: 387,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,076.80 : 955,947.20 = 258,277.48 : x
  2. Step 2: Convert to fraction form
    637,076.80/955,947.20 = 258,277.48/x
  3. Step 3: Cross multiply
    637,076.80x = 955,947.20 × 258,277.48
  4. Step 4: Simplify right side
    637,076.80x = 246,899,633,829.06
  5. Step 5: Solve for x
    x = 246,899,633,829.06/637,076.80
  6. Step 6: Final answer
    x = 387,550.82

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