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Finding the Third Proportional to 18,956 and 28,068

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Solution

The third proportional to 18,956 and 28,068 is: 41,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956 : 28,068 = 28,068 : x
  2. Step 2: Convert to fraction form
    18,956/28,068 = 28,068/x
  3. Step 3: Cross multiply
    18,956x = 28,068 × 28,068
  4. Step 4: Simplify right side
    18,956x = 787,812,624
  5. Step 5: Solve for x
    x = 787,812,624/18,956
  6. Step 6: Final answer
    x = 41,560.07

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.