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Finding the Fourth Proportional to 449.04, 673.04 and 174.98

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Solution

The fourth proportional to 449.04, 673.04 and 174.98 is: 262.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    449.04 : 673.04 = 174.98 : x
  2. Step 2: Convert to fraction form
    449.04/673.04 = 174.98/x
  3. Step 3: Cross multiply
    449.04x = 673.04 × 174.98
  4. Step 4: Simplify right side
    449.04x = 117,768.54
  5. Step 5: Solve for x
    x = 117,768.54/449.04
  6. Step 6: Final answer
    x = 262.27

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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.