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Finding the Third Proportional to 203.91 and 461.11

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Solution

The third proportional to 203.91 and 461.11 is: 1,042.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    203.91 : 461.11 = 461.11 : x
  2. Step 2: Convert to fraction form
    203.91/461.11 = 461.11/x
  3. Step 3: Cross multiply
    203.91x = 461.11 × 461.11
  4. Step 4: Simplify right side
    203.91x = 212,621.86
  5. Step 5: Solve for x
    x = 212,621.86/203.91
  6. Step 6: Final answer
    x = 1,042.74

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.