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Finding the Third Proportional to 79,035 and 121,183

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Solution

The third proportional to 79,035 and 121,183 is: 185,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,035 : 121,183 = 121,183 : x
  2. Step 2: Convert to fraction form
    79,035/121,183 = 121,183/x
  3. Step 3: Cross multiply
    79,035x = 121,183 × 121,183
  4. Step 4: Simplify right side
    79,035x = 14,685,319,489
  5. Step 5: Solve for x
    x = 14,685,319,489/79,035
  6. Step 6: Final answer
    x = 185,807.80

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.