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Finding the Fourth Proportional to 463,198.40, 694,279.20 and 263,614.40

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Solution

The fourth proportional to 463,198.40, 694,279.20 and 263,614.40 is: 395,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,198.40 : 694,279.20 = 263,614.40 : x
  2. Step 2: Convert to fraction form
    463,198.40/694,279.20 = 263,614.40/x
  3. Step 3: Cross multiply
    463,198.40x = 694,279.20 × 263,614.40
  4. Step 4: Simplify right side
    463,198.40x = 183,021,994,740.48
  5. Step 5: Solve for x
    x = 183,021,994,740.48/463,198.40
  6. Step 6: Final answer
    x = 395,126.57

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