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Finding the Third Proportional to 49,847 and 74,771

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Solution

The third proportional to 49,847 and 74,771 is: 112,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,847 : 74,771 = 74,771 : x
  2. Step 2: Convert to fraction form
    49,847/74,771 = 74,771/x
  3. Step 3: Cross multiply
    49,847x = 74,771 × 74,771
  4. Step 4: Simplify right side
    49,847x = 5,590,702,441
  5. Step 5: Solve for x
    x = 5,590,702,441/49,847
  6. Step 6: Final answer
    x = 112,157.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.