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Finding the Third Proportional to 156,934 and 341,893

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Solution

The third proportional to 156,934 and 341,893 is: 744,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,934 : 341,893 = 341,893 : x
  2. Step 2: Convert to fraction form
    156,934/341,893 = 341,893/x
  3. Step 3: Cross multiply
    156,934x = 341,893 × 341,893
  4. Step 4: Simplify right side
    156,934x = 116,890,823,449
  5. Step 5: Solve for x
    x = 116,890,823,449/156,934
  6. Step 6: Final answer
    x = 744,840.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.