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Finding the Third Proportional to 6,628 and 14,167

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Solution

The third proportional to 6,628 and 14,167 is: 30,281.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628 : 14,167 = 14,167 : x
  2. Step 2: Convert to fraction form
    6,628/14,167 = 14,167/x
  3. Step 3: Cross multiply
    6,628x = 14,167 × 14,167
  4. Step 4: Simplify right side
    6,628x = 200,703,889
  5. Step 5: Solve for x
    x = 200,703,889/6,628
  6. Step 6: Final answer
    x = 30,281.21

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.