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Finding the Third Proportional to 376,174 and 811,397

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Solution

The third proportional to 376,174 and 811,397 is: 1,750,161.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,174 : 811,397 = 811,397 : x
  2. Step 2: Convert to fraction form
    376,174/811,397 = 811,397/x
  3. Step 3: Cross multiply
    376,174x = 811,397 × 811,397
  4. Step 4: Simplify right side
    376,174x = 658,365,091,609
  5. Step 5: Solve for x
    x = 658,365,091,609/376,174
  6. Step 6: Final answer
    x = 1,750,161.07

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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.