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Finding the Third Proportional to 112,188 and 168,364

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Solution

The third proportional to 112,188 and 168,364 is: 252,669.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,188 : 168,364 = 168,364 : x
  2. Step 2: Convert to fraction form
    112,188/168,364 = 168,364/x
  3. Step 3: Cross multiply
    112,188x = 168,364 × 168,364
  4. Step 4: Simplify right side
    112,188x = 28,346,436,496
  5. Step 5: Solve for x
    x = 28,346,436,496/112,188
  6. Step 6: Final answer
    x = 252,669.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.