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Finding the Third Proportional to 7,916 and 14,716

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Solution

The third proportional to 7,916 and 14,716 is: 27,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916 : 14,716 = 14,716 : x
  2. Step 2: Convert to fraction form
    7,916/14,716 = 14,716/x
  3. Step 3: Cross multiply
    7,916x = 14,716 × 14,716
  4. Step 4: Simplify right side
    7,916x = 216,560,656
  5. Step 5: Solve for x
    x = 216,560,656/7,916
  6. Step 6: Final answer
    x = 27,357.33

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.