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Finding the Third Proportional to 62,274 and 136,236

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Solution

The third proportional to 62,274 and 136,236 is: 298,041.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,274 : 136,236 = 136,236 : x
  2. Step 2: Convert to fraction form
    62,274/136,236 = 136,236/x
  3. Step 3: Cross multiply
    62,274x = 136,236 × 136,236
  4. Step 4: Simplify right side
    62,274x = 18,560,247,696
  5. Step 5: Solve for x
    x = 18,560,247,696/62,274
  6. Step 6: Final answer
    x = 298,041.68

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.