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Finding the Third Proportional to 251.13 and 606.88

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Solution

The third proportional to 251.13 and 606.88 is: 1,466.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251.13 : 606.88 = 606.88 : x
  2. Step 2: Convert to fraction form
    251.13/606.88 = 606.88/x
  3. Step 3: Cross multiply
    251.13x = 606.88 × 606.88
  4. Step 4: Simplify right side
    251.13x = 368,297.27
  5. Step 5: Solve for x
    x = 368,297.27/251.13
  6. Step 6: Final answer
    x = 1,466.59

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.