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Finding the Third Proportional to 15,950 and 34,770

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Solution

The third proportional to 15,950 and 34,770 is: 75,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950 : 34,770 = 34,770 : x
  2. Step 2: Convert to fraction form
    15,950/34,770 = 34,770/x
  3. Step 3: Cross multiply
    15,950x = 34,770 × 34,770
  4. Step 4: Simplify right side
    15,950x = 1,208,952,900
  5. Step 5: Solve for x
    x = 1,208,952,900/15,950
  6. Step 6: Final answer
    x = 75,796.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.