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Finding the Third Proportional to 2,038 and 2,777

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Solution

The third proportional to 2,038 and 2,777 is: 3,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038 : 2,777 = 2,777 : x
  2. Step 2: Convert to fraction form
    2,038/2,777 = 2,777/x
  3. Step 3: Cross multiply
    2,038x = 2,777 × 2,777
  4. Step 4: Simplify right side
    2,038x = 7,711,729
  5. Step 5: Solve for x
    x = 7,711,729/2,038
  6. Step 6: Final answer
    x = 3,783.97

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.