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Finding the Fourth Proportional to 317.22, 437.57 and 192.82

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Solution

The fourth proportional to 317.22, 437.57 and 192.82 is: 265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    317.22 : 437.57 = 192.82 : x
  2. Step 2: Convert to fraction form
    317.22/437.57 = 192.82/x
  3. Step 3: Cross multiply
    317.22x = 437.57 × 192.82
  4. Step 4: Simplify right side
    317.22x = 84,372.25
  5. Step 5: Solve for x
    x = 84,372.25/317.22
  6. Step 6: Final answer
    x = 265.97

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