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Finding the Fourth Proportional to 454.01, 680.71 and 165.41

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Solution

The fourth proportional to 454.01, 680.71 and 165.41 is: 248.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    454.01 : 680.71 = 165.41 : x
  2. Step 2: Convert to fraction form
    454.01/680.71 = 165.41/x
  3. Step 3: Cross multiply
    454.01x = 680.71 × 165.41
  4. Step 4: Simplify right side
    454.01x = 112,596.24
  5. Step 5: Solve for x
    x = 112,596.24/454.01
  6. Step 6: Final answer
    x = 248.00

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