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Finding the Third Proportional to 3,481.03 and 7,326.56

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Solution

The third proportional to 3,481.03 and 7,326.56 is: 15,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.03 : 7,326.56 = 7,326.56 : x
  2. Step 2: Convert to fraction form
    3,481.03/7,326.56 = 7,326.56/x
  3. Step 3: Cross multiply
    3,481.03x = 7,326.56 × 7,326.56
  4. Step 4: Simplify right side
    3,481.03x = 53,678,518.07
  5. Step 5: Solve for x
    x = 53,678,518.07/3,481.03
  6. Step 6: Final answer
    x = 15,420.29

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.