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Finding the Third Proportional to 9,477 and 11,589

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Solution

The third proportional to 9,477 and 11,589 is: 14,171.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477 : 11,589 = 11,589 : x
  2. Step 2: Convert to fraction form
    9,477/11,589 = 11,589/x
  3. Step 3: Cross multiply
    9,477x = 11,589 × 11,589
  4. Step 4: Simplify right side
    9,477x = 134,304,921
  5. Step 5: Solve for x
    x = 134,304,921/9,477
  6. Step 6: Final answer
    x = 14,171.67

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.