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Finding the Fourth Proportional to 446.72, 673.13 and 367.34

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Solution

The fourth proportional to 446.72, 673.13 and 367.34 is: 553.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.72 : 673.13 = 367.34 : x
  2. Step 2: Convert to fraction form
    446.72/673.13 = 367.34/x
  3. Step 3: Cross multiply
    446.72x = 673.13 × 367.34
  4. Step 4: Simplify right side
    446.72x = 247,267.57
  5. Step 5: Solve for x
    x = 247,267.57/446.72
  6. Step 6: Final answer
    x = 553.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.