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Finding the Third Proportional to 950.63 and 1,279.41

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Solution

The third proportional to 950.63 and 1,279.41 is: 1,721.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.63 : 1,279.41 = 1,279.41 : x
  2. Step 2: Convert to fraction form
    950.63/1,279.41 = 1,279.41/x
  3. Step 3: Cross multiply
    950.63x = 1,279.41 × 1,279.41
  4. Step 4: Simplify right side
    950.63x = 1,636,880.35
  5. Step 5: Solve for x
    x = 1,636,880.35/950.63
  6. Step 6: Final answer
    x = 1,721.90

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.