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Finding the Fourth Proportional to 664,006.32, 996,007.32 and 397,846.80

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Solution

The fourth proportional to 664,006.32, 996,007.32 and 397,846.80 is: 596,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,006.32 : 996,007.32 = 397,846.80 : x
  2. Step 2: Convert to fraction form
    664,006.32/996,007.32 = 397,846.80/x
  3. Step 3: Cross multiply
    664,006.32x = 996,007.32 × 397,846.80
  4. Step 4: Simplify right side
    664,006.32x = 396,258,325,038.58
  5. Step 5: Solve for x
    x = 396,258,325,038.58/664,006.32
  6. Step 6: Final answer
    x = 596,768.91

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