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Finding the Third Proportional to 969.50 and 1,741

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Solution

The third proportional to 969.50 and 1,741 is: 3,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    969.50 : 1,741 = 1,741 : x
  2. Step 2: Convert to fraction form
    969.50/1,741 = 1,741/x
  3. Step 3: Cross multiply
    969.50x = 1,741 × 1,741
  4. Step 4: Simplify right side
    969.50x = 3,031,081
  5. Step 5: Solve for x
    x = 3,031,081/969.50
  6. Step 6: Final answer
    x = 3,126.44

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Why These Related Problems?

These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.