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Finding the Fourth Proportional to 547,908.92, 755,624.72 and 343,978.84

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Solution

The fourth proportional to 547,908.92, 755,624.72 and 343,978.84 is: 474,383.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,908.92 : 755,624.72 = 343,978.84 : x
  2. Step 2: Convert to fraction form
    547,908.92/755,624.72 = 343,978.84/x
  3. Step 3: Cross multiply
    547,908.92x = 755,624.72 × 343,978.84
  4. Step 4: Simplify right side
    547,908.92x = 259,918,914,660.93
  5. Step 5: Solve for x
    x = 259,918,914,660.93/547,908.92
  6. Step 6: Final answer
    x = 474,383.43

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