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Finding the Third Proportional to 8,773 and 20,975

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Solution

The third proportional to 8,773 and 20,975 is: 50,148.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773 : 20,975 = 20,975 : x
  2. Step 2: Convert to fraction form
    8,773/20,975 = 20,975/x
  3. Step 3: Cross multiply
    8,773x = 20,975 × 20,975
  4. Step 4: Simplify right side
    8,773x = 439,950,625
  5. Step 5: Solve for x
    x = 439,950,625/8,773
  6. Step 6: Final answer
    x = 50,148.25

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.