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Finding the Third Proportional to 2,928 and 6,336

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Solution

The third proportional to 2,928 and 6,336 is: 13,710.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928 : 6,336 = 6,336 : x
  2. Step 2: Convert to fraction form
    2,928/6,336 = 6,336/x
  3. Step 3: Cross multiply
    2,928x = 6,336 × 6,336
  4. Step 4: Simplify right side
    2,928x = 40,144,896
  5. Step 5: Solve for x
    x = 40,144,896/2,928
  6. Step 6: Final answer
    x = 13,710.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.