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Finding the Fourth Proportional to 652.82, 979.23 and 165.87

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Solution

The fourth proportional to 652.82, 979.23 and 165.87 is: 248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.82 : 979.23 = 165.87 : x
  2. Step 2: Convert to fraction form
    652.82/979.23 = 165.87/x
  3. Step 3: Cross multiply
    652.82x = 979.23 × 165.87
  4. Step 4: Simplify right side
    652.82x = 162,420.59
  5. Step 5: Solve for x
    x = 162,420.59/652.82
  6. Step 6: Final answer
    x = 248.80

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