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Finding the Third Proportional to 4,821.75 and 10,566.75

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Solution

The third proportional to 4,821.75 and 10,566.75 is: 23,156.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.75 : 10,566.75 = 10,566.75 : x
  2. Step 2: Convert to fraction form
    4,821.75/10,566.75 = 10,566.75/x
  3. Step 3: Cross multiply
    4,821.75x = 10,566.75 × 10,566.75
  4. Step 4: Simplify right side
    4,821.75x = 111,656,205.56
  5. Step 5: Solve for x
    x = 111,656,205.56/4,821.75
  6. Step 6: Final answer
    x = 23,156.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.