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Finding the Third Proportional to 431.56 and 950.44

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Solution

The third proportional to 431.56 and 950.44 is: 2,093.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    431.56 : 950.44 = 950.44 : x
  2. Step 2: Convert to fraction form
    431.56/950.44 = 950.44/x
  3. Step 3: Cross multiply
    431.56x = 950.44 × 950.44
  4. Step 4: Simplify right side
    431.56x = 903,331.44
  5. Step 5: Solve for x
    x = 903,331.44/431.56
  6. Step 6: Final answer
    x = 2,093.16

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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.