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Finding the Third Proportional to 224,302 and 490,399

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Solution

The third proportional to 224,302 and 490,399 is: 1,072,175.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,302 : 490,399 = 490,399 : x
  2. Step 2: Convert to fraction form
    224,302/490,399 = 490,399/x
  3. Step 3: Cross multiply
    224,302x = 490,399 × 490,399
  4. Step 4: Simplify right side
    224,302x = 240,491,179,201
  5. Step 5: Solve for x
    x = 240,491,179,201/224,302
  6. Step 6: Final answer
    x = 1,072,175.81

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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.