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Finding the Third Proportional to 3,027.75 and 4,109.63

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Solution

The third proportional to 3,027.75 and 4,109.63 is: 5,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.75 : 4,109.63 = 4,109.63 : x
  2. Step 2: Convert to fraction form
    3,027.75/4,109.63 = 4,109.63/x
  3. Step 3: Cross multiply
    3,027.75x = 4,109.63 × 4,109.63
  4. Step 4: Simplify right side
    3,027.75x = 16,889,017.64
  5. Step 5: Solve for x
    x = 16,889,017.64/3,027.75
  6. Step 6: Final answer
    x = 5,578.08

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.