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Finding the Fourth Proportional to 443.09, 611.52 and 265.97

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Solution

The fourth proportional to 443.09, 611.52 and 265.97 is: 367.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    443.09 : 611.52 = 265.97 : x
  2. Step 2: Convert to fraction form
    443.09/611.52 = 265.97/x
  3. Step 3: Cross multiply
    443.09x = 611.52 × 265.97
  4. Step 4: Simplify right side
    443.09x = 162,645.97
  5. Step 5: Solve for x
    x = 162,645.97/443.09
  6. Step 6: Final answer
    x = 367.07

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