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Finding the Third Proportional to 9,778 and 15,027

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Solution

The third proportional to 9,778 and 15,027 is: 23,093.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778 : 15,027 = 15,027 : x
  2. Step 2: Convert to fraction form
    9,778/15,027 = 15,027/x
  3. Step 3: Cross multiply
    9,778x = 15,027 × 15,027
  4. Step 4: Simplify right side
    9,778x = 225,810,729
  5. Step 5: Solve for x
    x = 225,810,729/9,778
  6. Step 6: Final answer
    x = 23,093.75

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.