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Finding the Third Proportional to 373.31 and 797.91

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Solution

The third proportional to 373.31 and 797.91 is: 1,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.31 : 797.91 = 797.91 : x
  2. Step 2: Convert to fraction form
    373.31/797.91 = 797.91/x
  3. Step 3: Cross multiply
    373.31x = 797.91 × 797.91
  4. Step 4: Simplify right side
    373.31x = 636,654.38
  5. Step 5: Solve for x
    x = 636,654.38/373.31
  6. Step 6: Final answer
    x = 1,705.42

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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.