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Finding the Third Proportional to 9.81 and 22

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Solution

The third proportional to 9.81 and 22 is: 49.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.81 : 22 = 22 : x
  2. Step 2: Convert to fraction form
    9.81/22 = 22/x
  3. Step 3: Cross multiply
    9.81x = 22 × 22
  4. Step 4: Simplify right side
    9.81x = 484
  5. Step 5: Solve for x
    x = 484/9.81
  6. Step 6: Final answer
    x = 49.32

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These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.