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Finding the Third Proportional to 2,982.38 and 6,374.25

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Solution

The third proportional to 2,982.38 and 6,374.25 is: 13,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.38 : 6,374.25 = 6,374.25 : x
  2. Step 2: Convert to fraction form
    2,982.38/6,374.25 = 6,374.25/x
  3. Step 3: Cross multiply
    2,982.38x = 6,374.25 × 6,374.25
  4. Step 4: Simplify right side
    2,982.38x = 40,631,063.06
  5. Step 5: Solve for x
    x = 40,631,063.06/2,982.38
  6. Step 6: Final answer
    x = 13,623.73

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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.