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Finding the Third Proportional to 79,480 and 110,186

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Solution

The third proportional to 79,480 and 110,186 is: 152,754.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,480 : 110,186 = 110,186 : x
  2. Step 2: Convert to fraction form
    79,480/110,186 = 110,186/x
  3. Step 3: Cross multiply
    79,480x = 110,186 × 110,186
  4. Step 4: Simplify right side
    79,480x = 12,140,954,596
  5. Step 5: Solve for x
    x = 12,140,954,596/79,480
  6. Step 6: Final answer
    x = 152,754.84

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.