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Finding the Third Proportional to 159,320 and 347,625

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Solution

The third proportional to 159,320 and 347,625 is: 758,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,320 : 347,625 = 347,625 : x
  2. Step 2: Convert to fraction form
    159,320/347,625 = 347,625/x
  3. Step 3: Cross multiply
    159,320x = 347,625 × 347,625
  4. Step 4: Simplify right side
    159,320x = 120,843,140,625
  5. Step 5: Solve for x
    x = 120,843,140,625/159,320
  6. Step 6: Final answer
    x = 758,493.23

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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.