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Finding the Fourth Proportional to 547,156.69, 820,738.68 and 173,179.69

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Solution

The fourth proportional to 547,156.69, 820,738.68 and 173,179.69 is: 259,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,156.69 : 820,738.68 = 173,179.69 : x
  2. Step 2: Convert to fraction form
    547,156.69/820,738.68 = 173,179.69/x
  3. Step 3: Cross multiply
    547,156.69x = 820,738.68 × 173,179.69
  4. Step 4: Simplify right side
    547,156.69x = 142,135,267,472.14
  5. Step 5: Solve for x
    x = 142,135,267,472.14/547,156.69
  6. Step 6: Final answer
    x = 259,770.68

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