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Finding the Third Proportional to 1,469.39 and 3,040.35

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Solution

The third proportional to 1,469.39 and 3,040.35 is: 6,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469.39 : 3,040.35 = 3,040.35 : x
  2. Step 2: Convert to fraction form
    1,469.39/3,040.35 = 3,040.35/x
  3. Step 3: Cross multiply
    1,469.39x = 3,040.35 × 3,040.35
  4. Step 4: Simplify right side
    1,469.39x = 9,243,713.87
  5. Step 5: Solve for x
    x = 9,243,713.87/1,469.39
  6. Step 6: Final answer
    x = 6,290.85

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.