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Finding the Fourth Proportional to 337.05, 504.77 and 239.18

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Solution

The fourth proportional to 337.05, 504.77 and 239.18 is: 358.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.05 : 504.77 = 239.18 : x
  2. Step 2: Convert to fraction form
    337.05/504.77 = 239.18/x
  3. Step 3: Cross multiply
    337.05x = 504.77 × 239.18
  4. Step 4: Simplify right side
    337.05x = 120,727.17
  5. Step 5: Solve for x
    x = 120,727.17/337.05
  6. Step 6: Final answer
    x = 358.19

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