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Finding the Third Proportional to 173,003 and 377,311

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Solution

The third proportional to 173,003 and 377,311 is: 822,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,003 : 377,311 = 377,311 : x
  2. Step 2: Convert to fraction form
    173,003/377,311 = 377,311/x
  3. Step 3: Cross multiply
    173,003x = 377,311 × 377,311
  4. Step 4: Simplify right side
    173,003x = 142,363,590,721
  5. Step 5: Solve for x
    x = 142,363,590,721/173,003
  6. Step 6: Final answer
    x = 822,896.66

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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.