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Finding the Third Proportional to 2,092 and 2,776

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Solution

The third proportional to 2,092 and 2,776 is: 3,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092 : 2,776 = 2,776 : x
  2. Step 2: Convert to fraction form
    2,092/2,776 = 2,776/x
  3. Step 3: Cross multiply
    2,092x = 2,776 × 2,776
  4. Step 4: Simplify right side
    2,092x = 7,706,176
  5. Step 5: Solve for x
    x = 7,706,176/2,092
  6. Step 6: Final answer
    x = 3,683.64

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.