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Finding the Third Proportional to 105,255 and 227,358

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Solution

The third proportional to 105,255 and 227,358 is: 491,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,255 : 227,358 = 227,358 : x
  2. Step 2: Convert to fraction form
    105,255/227,358 = 227,358/x
  3. Step 3: Cross multiply
    105,255x = 227,358 × 227,358
  4. Step 4: Simplify right side
    105,255x = 51,691,660,164
  5. Step 5: Solve for x
    x = 51,691,660,164/105,255
  6. Step 6: Final answer
    x = 491,108.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.