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Finding the Third Proportional to 15,945 and 35,034

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Solution

The third proportional to 15,945 and 35,034 is: 76,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945 : 35,034 = 35,034 : x
  2. Step 2: Convert to fraction form
    15,945/35,034 = 35,034/x
  3. Step 3: Cross multiply
    15,945x = 35,034 × 35,034
  4. Step 4: Simplify right side
    15,945x = 1,227,381,156
  5. Step 5: Solve for x
    x = 1,227,381,156/15,945
  6. Step 6: Final answer
    x = 76,975.93

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.