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Finding the Fourth Proportional to 449.26, 673.95 and 160.63

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Solution

The fourth proportional to 449.26, 673.95 and 160.63 is: 240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    449.26 : 673.95 = 160.63 : x
  2. Step 2: Convert to fraction form
    449.26/673.95 = 160.63/x
  3. Step 3: Cross multiply
    449.26x = 673.95 × 160.63
  4. Step 4: Simplify right side
    449.26x = 108,256.59
  5. Step 5: Solve for x
    x = 108,256.59/449.26
  6. Step 6: Final answer
    x = 240.97

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