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Finding the Third Proportional to 4,010 and 5,711

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Solution

The third proportional to 4,010 and 5,711 is: 8,133.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,010 : 5,711 = 5,711 : x
  2. Step 2: Convert to fraction form
    4,010/5,711 = 5,711/x
  3. Step 3: Cross multiply
    4,010x = 5,711 × 5,711
  4. Step 4: Simplify right side
    4,010x = 32,615,521
  5. Step 5: Solve for x
    x = 32,615,521/4,010
  6. Step 6: Final answer
    x = 8,133.55

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.