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Finding the Third Proportional to 11.75 and 22.63

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Solution

The third proportional to 11.75 and 22.63 is: 43.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11.75 : 22.63 = 22.63 : x
  2. Step 2: Convert to fraction form
    11.75/22.63 = 22.63/x
  3. Step 3: Cross multiply
    11.75x = 22.63 × 22.63
  4. Step 4: Simplify right side
    11.75x = 511.89
  5. Step 5: Solve for x
    x = 511.89/11.75
  6. Step 6: Final answer
    x = 43.57

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Why These Related Problems?

These problems maintain the same ratio (1.93) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.