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Finding the Third Proportional to 4,791.75 and 5,223.75

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Solution

The third proportional to 4,791.75 and 5,223.75 is: 5,694.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.75 : 5,223.75 = 5,223.75 : x
  2. Step 2: Convert to fraction form
    4,791.75/5,223.75 = 5,223.75/x
  3. Step 3: Cross multiply
    4,791.75x = 5,223.75 × 5,223.75
  4. Step 4: Simplify right side
    4,791.75x = 27,287,564.06
  5. Step 5: Solve for x
    x = 27,287,564.06/4,791.75
  6. Step 6: Final answer
    x = 5,694.70

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.