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Finding the Third Proportional to 5,942 and 7,817

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Solution

The third proportional to 5,942 and 7,817 is: 10,283.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942 : 7,817 = 7,817 : x
  2. Step 2: Convert to fraction form
    5,942/7,817 = 7,817/x
  3. Step 3: Cross multiply
    5,942x = 7,817 × 7,817
  4. Step 4: Simplify right side
    5,942x = 61,105,489
  5. Step 5: Solve for x
    x = 61,105,489/5,942
  6. Step 6: Final answer
    x = 10,283.66

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.