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Finding the Fourth Proportional to 449.16, 673.51 and 175.33

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Solution

The fourth proportional to 449.16, 673.51 and 175.33 is: 262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    449.16 : 673.51 = 175.33 : x
  2. Step 2: Convert to fraction form
    449.16/673.51 = 175.33/x
  3. Step 3: Cross multiply
    449.16x = 673.51 × 175.33
  4. Step 4: Simplify right side
    449.16x = 118,086.51
  5. Step 5: Solve for x
    x = 118,086.51/449.16
  6. Step 6: Final answer
    x = 262.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.