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Finding the Third Proportional to 225,227 and 485,364

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Solution

The third proportional to 225,227 and 485,364 is: 1,045,959.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,227 : 485,364 = 485,364 : x
  2. Step 2: Convert to fraction form
    225,227/485,364 = 485,364/x
  3. Step 3: Cross multiply
    225,227x = 485,364 × 485,364
  4. Step 4: Simplify right side
    225,227x = 235,578,212,496
  5. Step 5: Solve for x
    x = 235,578,212,496/225,227
  6. Step 6: Final answer
    x = 1,045,959.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.