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Finding the Third Proportional to 11,101 and 14,418.75

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Solution

The third proportional to 11,101 and 14,418.75 is: 18,728.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101 : 14,418.75 = 14,418.75 : x
  2. Step 2: Convert to fraction form
    11,101/14,418.75 = 14,418.75/x
  3. Step 3: Cross multiply
    11,101x = 14,418.75 × 14,418.75
  4. Step 4: Simplify right side
    11,101x = 207,900,351.56
  5. Step 5: Solve for x
    x = 207,900,351.56/11,101
  6. Step 6: Final answer
    x = 18,728.07

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.