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Finding the Fourth Proportional to 448.54, 673.17 and 232.18

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Solution

The fourth proportional to 448.54, 673.17 and 232.18 is: 348.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    448.54 : 673.17 = 232.18 : x
  2. Step 2: Convert to fraction form
    448.54/673.17 = 232.18/x
  3. Step 3: Cross multiply
    448.54x = 673.17 × 232.18
  4. Step 4: Simplify right side
    448.54x = 156,296.61
  5. Step 5: Solve for x
    x = 156,296.61/448.54
  6. Step 6: Final answer
    x = 348.46

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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.