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Finding the Third Proportional to 9,529.50 and 20,679

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Solution

The third proportional to 9,529.50 and 20,679 is: 44,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.50 : 20,679 = 20,679 : x
  2. Step 2: Convert to fraction form
    9,529.50/20,679 = 20,679/x
  3. Step 3: Cross multiply
    9,529.50x = 20,679 × 20,679
  4. Step 4: Simplify right side
    9,529.50x = 427,621,041
  5. Step 5: Solve for x
    x = 427,621,041/9,529.50
  6. Step 6: Final answer
    x = 44,873.40

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.