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Finding the Third Proportional to 298.97 and 584.44

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Solution

The third proportional to 298.97 and 584.44 is: 1,142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    298.97 : 584.44 = 584.44 : x
  2. Step 2: Convert to fraction form
    298.97/584.44 = 584.44/x
  3. Step 3: Cross multiply
    298.97x = 584.44 × 584.44
  4. Step 4: Simplify right side
    298.97x = 341,567.19
  5. Step 5: Solve for x
    x = 341,567.19/298.97
  6. Step 6: Final answer
    x = 1,142.48

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.