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Finding the Fourth Proportional to 551,144.80, 826,717.20 and 481,160.80

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Solution

The fourth proportional to 551,144.80, 826,717.20 and 481,160.80 is: 721,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,144.80 : 826,717.20 = 481,160.80 : x
  2. Step 2: Convert to fraction form
    551,144.80/826,717.20 = 481,160.80/x
  3. Step 3: Cross multiply
    551,144.80x = 826,717.20 × 481,160.80
  4. Step 4: Simplify right side
    551,144.80x = 397,783,909,325.76
  5. Step 5: Solve for x
    x = 397,783,909,325.76/551,144.80
  6. Step 6: Final answer
    x = 721,741.20

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