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Finding the Third Proportional to 214,749 and 457,936

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Solution

The third proportional to 214,749 and 457,936 is: 976,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,749 : 457,936 = 457,936 : x
  2. Step 2: Convert to fraction form
    214,749/457,936 = 457,936/x
  3. Step 3: Cross multiply
    214,749x = 457,936 × 457,936
  4. Step 4: Simplify right side
    214,749x = 209,705,380,096
  5. Step 5: Solve for x
    x = 209,705,380,096/214,749
  6. Step 6: Final answer
    x = 976,513.88

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.