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Finding the Third Proportional to 441.19 and 958.31

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Solution

The third proportional to 441.19 and 958.31 is: 2,081.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.19 : 958.31 = 958.31 : x
  2. Step 2: Convert to fraction form
    441.19/958.31 = 958.31/x
  3. Step 3: Cross multiply
    441.19x = 958.31 × 958.31
  4. Step 4: Simplify right side
    441.19x = 918,362.85
  5. Step 5: Solve for x
    x = 918,362.85/441.19
  6. Step 6: Final answer
    x = 2,081.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.