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Finding the Third Proportional to 172,856 and 375,232

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Solution

The third proportional to 172,856 and 375,232 is: 814,545.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,856 : 375,232 = 375,232 : x
  2. Step 2: Convert to fraction form
    172,856/375,232 = 375,232/x
  3. Step 3: Cross multiply
    172,856x = 375,232 × 375,232
  4. Step 4: Simplify right side
    172,856x = 140,799,053,824
  5. Step 5: Solve for x
    x = 140,799,053,824/172,856
  6. Step 6: Final answer
    x = 814,545.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.