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Finding the Third Proportional to 3,206.25 and 6,995.25

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Solution

The third proportional to 3,206.25 and 6,995.25 is: 15,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.25 : 6,995.25 = 6,995.25 : x
  2. Step 2: Convert to fraction form
    3,206.25/6,995.25 = 6,995.25/x
  3. Step 3: Cross multiply
    3,206.25x = 6,995.25 × 6,995.25
  4. Step 4: Simplify right side
    3,206.25x = 48,933,522.56
  5. Step 5: Solve for x
    x = 48,933,522.56/3,206.25
  6. Step 6: Final answer
    x = 15,261.92

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.