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Finding the Third Proportional to 173,230 and 379,562

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Solution

The third proportional to 173,230 and 379,562 is: 831,653.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,230 : 379,562 = 379,562 : x
  2. Step 2: Convert to fraction form
    173,230/379,562 = 379,562/x
  3. Step 3: Cross multiply
    173,230x = 379,562 × 379,562
  4. Step 4: Simplify right side
    173,230x = 144,067,311,844
  5. Step 5: Solve for x
    x = 144,067,311,844/173,230
  6. Step 6: Final answer
    x = 831,653.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.