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Finding the Third Proportional to 4,579.03 and 5,578.56

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Solution

The third proportional to 4,579.03 and 5,578.56 is: 6,796.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.03 : 5,578.56 = 5,578.56 : x
  2. Step 2: Convert to fraction form
    4,579.03/5,578.56 = 5,578.56/x
  3. Step 3: Cross multiply
    4,579.03x = 5,578.56 × 5,578.56
  4. Step 4: Simplify right side
    4,579.03x = 31,120,315.98
  5. Step 5: Solve for x
    x = 31,120,315.98/4,579.03
  6. Step 6: Final answer
    x = 6,796.27

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.