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Finding the Third Proportional to 5,287 and 11,485.25

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Solution

The third proportional to 5,287 and 11,485.25 is: 24,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287 : 11,485.25 = 11,485.25 : x
  2. Step 2: Convert to fraction form
    5,287/11,485.25 = 11,485.25/x
  3. Step 3: Cross multiply
    5,287x = 11,485.25 × 11,485.25
  4. Step 4: Simplify right side
    5,287x = 131,910,967.56
  5. Step 5: Solve for x
    x = 131,910,967.56/5,287
  6. Step 6: Final answer
    x = 24,950.06

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.