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Finding the Fourth Proportional to 551.99, 828.10 and 227.38

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Solution

The fourth proportional to 551.99, 828.10 and 227.38 is: 341.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    551.99 : 828.10 = 227.38 : x
  2. Step 2: Convert to fraction form
    551.99/828.10 = 227.38/x
  3. Step 3: Cross multiply
    551.99x = 828.10 × 227.38
  4. Step 4: Simplify right side
    551.99x = 188,293.38
  5. Step 5: Solve for x
    x = 188,293.38/551.99
  6. Step 6: Final answer
    x = 341.12

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