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Finding the Fourth Proportional to 343.18, 514.98 and 150.82

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Solution

The fourth proportional to 343.18, 514.98 and 150.82 is: 226.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    343.18 : 514.98 = 150.82 : x
  2. Step 2: Convert to fraction form
    343.18/514.98 = 150.82/x
  3. Step 3: Cross multiply
    343.18x = 514.98 × 150.82
  4. Step 4: Simplify right side
    343.18x = 77,669.28
  5. Step 5: Solve for x
    x = 77,669.28/343.18
  6. Step 6: Final answer
    x = 226.32

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