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Finding the Fourth Proportional to 544.61, 817.05 and 236.39

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Solution

The fourth proportional to 544.61, 817.05 and 236.39 is: 354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.61 : 817.05 = 236.39 : x
  2. Step 2: Convert to fraction form
    544.61/817.05 = 236.39/x
  3. Step 3: Cross multiply
    544.61x = 817.05 × 236.39
  4. Step 4: Simplify right side
    544.61x = 193,138.36
  5. Step 5: Solve for x
    x = 193,138.36/544.61
  6. Step 6: Final answer
    x = 354.64

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