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Finding the Third Proportional to 22,282 and 47,911

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Solution

The third proportional to 22,282 and 47,911 is: 103,018.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,282 : 47,911 = 47,911 : x
  2. Step 2: Convert to fraction form
    22,282/47,911 = 47,911/x
  3. Step 3: Cross multiply
    22,282x = 47,911 × 47,911
  4. Step 4: Simplify right side
    22,282x = 2,295,463,921
  5. Step 5: Solve for x
    x = 2,295,463,921/22,282
  6. Step 6: Final answer
    x = 103,018.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.