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Finding the Third Proportional to 208.97 and 446.91

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Solution

The third proportional to 208.97 and 446.91 is: 955.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    208.97 : 446.91 = 446.91 : x
  2. Step 2: Convert to fraction form
    208.97/446.91 = 446.91/x
  3. Step 3: Cross multiply
    208.97x = 446.91 × 446.91
  4. Step 4: Simplify right side
    208.97x = 199,725.20
  5. Step 5: Solve for x
    x = 199,725.20/208.97
  6. Step 6: Final answer
    x = 955.77

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.