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Finding the Fourth Proportional to 636.93, 955.44 and 204.12

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Solution

The fourth proportional to 636.93, 955.44 and 204.12 is: 306.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    636.93 : 955.44 = 204.12 : x
  2. Step 2: Convert to fraction form
    636.93/955.44 = 204.12/x
  3. Step 3: Cross multiply
    636.93x = 955.44 × 204.12
  4. Step 4: Simplify right side
    636.93x = 195,024.41
  5. Step 5: Solve for x
    x = 195,024.41/636.93
  6. Step 6: Final answer
    x = 306.19

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