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Finding the Third Proportional to 79,066 and 122,091

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Solution

The third proportional to 79,066 and 122,091 is: 188,528.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,066 : 122,091 = 122,091 : x
  2. Step 2: Convert to fraction form
    79,066/122,091 = 122,091/x
  3. Step 3: Cross multiply
    79,066x = 122,091 × 122,091
  4. Step 4: Simplify right side
    79,066x = 14,906,212,281
  5. Step 5: Solve for x
    x = 14,906,212,281/79,066
  6. Step 6: Final answer
    x = 188,528.73

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.