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Finding the Fourth Proportional to 363.29, 544.93 and 89.39

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Solution

The fourth proportional to 363.29, 544.93 and 89.39 is: 134.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.29 : 544.93 = 89.39 : x
  2. Step 2: Convert to fraction form
    363.29/544.93 = 89.39/x
  3. Step 3: Cross multiply
    363.29x = 544.93 × 89.39
  4. Step 4: Simplify right side
    363.29x = 48,708.12
  5. Step 5: Solve for x
    x = 48,708.12/363.29
  6. Step 6: Final answer
    x = 134.08

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