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Finding the Fourth Proportional to 676.23, 1,014.48 and 213.97

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Solution

The fourth proportional to 676.23, 1,014.48 and 213.97 is: 321.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.23 : 1,014.48 = 213.97 : x
  2. Step 2: Convert to fraction form
    676.23/1,014.48 = 213.97/x
  3. Step 3: Cross multiply
    676.23x = 1,014.48 × 213.97
  4. Step 4: Simplify right side
    676.23x = 217,070.69
  5. Step 5: Solve for x
    x = 217,070.69/676.23
  6. Step 6: Final answer
    x = 321.00

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