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Finding the Third Proportional to 234,486 and 477,256

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Solution

The third proportional to 234,486 and 477,256 is: 971,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,486 : 477,256 = 477,256 : x
  2. Step 2: Convert to fraction form
    234,486/477,256 = 477,256/x
  3. Step 3: Cross multiply
    234,486x = 477,256 × 477,256
  4. Step 4: Simplify right side
    234,486x = 227,773,289,536
  5. Step 5: Solve for x
    x = 227,773,289,536/234,486
  6. Step 6: Final answer
    x = 971,372.66

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.