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Finding the Third Proportional to 3,360 and 8,104

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Solution

The third proportional to 3,360 and 8,104 is: 19,546.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360 : 8,104 = 8,104 : x
  2. Step 2: Convert to fraction form
    3,360/8,104 = 8,104/x
  3. Step 3: Cross multiply
    3,360x = 8,104 × 8,104
  4. Step 4: Simplify right side
    3,360x = 65,674,816
  5. Step 5: Solve for x
    x = 65,674,816/3,360
  6. Step 6: Final answer
    x = 19,546.08

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Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.