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Finding the Third Proportional to 3.71 and 9.63

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Solution

The third proportional to 3.71 and 9.63 is: 25.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.71 : 9.63 = 9.63 : x
  2. Step 2: Convert to fraction form
    3.71/9.63 = 9.63/x
  3. Step 3: Cross multiply
    3.71x = 9.63 × 9.63
  4. Step 4: Simplify right side
    3.71x = 92.67
  5. Step 5: Solve for x
    x = 92.67/3.71
  6. Step 6: Final answer
    x = 25.01

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Why These Related Problems?

These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.