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Finding the Third Proportional to 2,967.75 and 6,411.25

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Solution

The third proportional to 2,967.75 and 6,411.25 is: 13,850.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.75 : 6,411.25 = 6,411.25 : x
  2. Step 2: Convert to fraction form
    2,967.75/6,411.25 = 6,411.25/x
  3. Step 3: Cross multiply
    2,967.75x = 6,411.25 × 6,411.25
  4. Step 4: Simplify right side
    2,967.75x = 41,104,126.56
  5. Step 5: Solve for x
    x = 41,104,126.56/2,967.75
  6. Step 6: Final answer
    x = 13,850.27

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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.