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Finding the Third Proportional to 5,460.75 and 11,647.13

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Solution

The third proportional to 5,460.75 and 11,647.13 is: 24,841.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.75 : 11,647.13 = 11,647.13 : x
  2. Step 2: Convert to fraction form
    5,460.75/11,647.13 = 11,647.13/x
  3. Step 3: Cross multiply
    5,460.75x = 11,647.13 × 11,647.13
  4. Step 4: Simplify right side
    5,460.75x = 135,655,520.77
  5. Step 5: Solve for x
    x = 135,655,520.77/5,460.75
  6. Step 6: Final answer
    x = 24,841.92

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.