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Finding the Fourth Proportional to 484.59, 727.17 and 196

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Solution

The fourth proportional to 484.59, 727.17 and 196 is: 294.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.59 : 727.17 = 196 : x
  2. Step 2: Convert to fraction form
    484.59/727.17 = 196/x
  3. Step 3: Cross multiply
    484.59x = 727.17 × 196
  4. Step 4: Simplify right side
    484.59x = 142,525.32
  5. Step 5: Solve for x
    x = 142,525.32/484.59
  6. Step 6: Final answer
    x = 294.12

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