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Finding the Third Proportional to 4,845.75 and 7,310.25

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Solution

The third proportional to 4,845.75 and 7,310.25 is: 11,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.75 : 7,310.25 = 7,310.25 : x
  2. Step 2: Convert to fraction form
    4,845.75/7,310.25 = 7,310.25/x
  3. Step 3: Cross multiply
    4,845.75x = 7,310.25 × 7,310.25
  4. Step 4: Simplify right side
    4,845.75x = 53,439,755.06
  5. Step 5: Solve for x
    x = 53,439,755.06/4,845.75
  6. Step 6: Final answer
    x = 11,028.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.