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Finding the Third Proportional to 5,942 and 8,821

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Solution

The third proportional to 5,942 and 8,821 is: 13,094.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942 : 8,821 = 8,821 : x
  2. Step 2: Convert to fraction form
    5,942/8,821 = 8,821/x
  3. Step 3: Cross multiply
    5,942x = 8,821 × 8,821
  4. Step 4: Simplify right side
    5,942x = 77,810,041
  5. Step 5: Solve for x
    x = 77,810,041/5,942
  6. Step 6: Final answer
    x = 13,094.92

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.