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Finding the Third Proportional to 122,496 and 188,124

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Solution

The third proportional to 122,496 and 188,124 is: 288,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,496 : 188,124 = 188,124 : x
  2. Step 2: Convert to fraction form
    122,496/188,124 = 188,124/x
  3. Step 3: Cross multiply
    122,496x = 188,124 × 188,124
  4. Step 4: Simplify right side
    122,496x = 35,390,639,376
  5. Step 5: Solve for x
    x = 35,390,639,376/122,496
  6. Step 6: Final answer
    x = 288,912.61

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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.