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Finding the Third Proportional to 150,327 and 323,910

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Solution

The third proportional to 150,327 and 323,910 is: 697,929.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,327 : 323,910 = 323,910 : x
  2. Step 2: Convert to fraction form
    150,327/323,910 = 323,910/x
  3. Step 3: Cross multiply
    150,327x = 323,910 × 323,910
  4. Step 4: Simplify right side
    150,327x = 104,917,688,100
  5. Step 5: Solve for x
    x = 104,917,688,100/150,327
  6. Step 6: Final answer
    x = 697,929.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.