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Finding the Third Proportional to 9,882 and 14,161.50

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Solution

The third proportional to 9,882 and 14,161.50 is: 20,294.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882 : 14,161.50 = 14,161.50 : x
  2. Step 2: Convert to fraction form
    9,882/14,161.50 = 14,161.50/x
  3. Step 3: Cross multiply
    9,882x = 14,161.50 × 14,161.50
  4. Step 4: Simplify right side
    9,882x = 200,548,082.25
  5. Step 5: Solve for x
    x = 200,548,082.25/9,882
  6. Step 6: Final answer
    x = 20,294.28

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.