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Finding the Third Proportional to 4,553.72 and 9,806.06

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Solution

The third proportional to 4,553.72 and 9,806.06 is: 21,116.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553.72 : 9,806.06 = 9,806.06 : x
  2. Step 2: Convert to fraction form
    4,553.72/9,806.06 = 9,806.06/x
  3. Step 3: Cross multiply
    4,553.72x = 9,806.06 × 9,806.06
  4. Step 4: Simplify right side
    4,553.72x = 96,158,861.75
  5. Step 5: Solve for x
    x = 96,158,861.75/4,553.72
  6. Step 6: Final answer
    x = 21,116.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.