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Finding the Third Proportional to 168,782 and 254,253

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Solution

The third proportional to 168,782 and 254,253 is: 383,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,782 : 254,253 = 254,253 : x
  2. Step 2: Convert to fraction form
    168,782/254,253 = 254,253/x
  3. Step 3: Cross multiply
    168,782x = 254,253 × 254,253
  4. Step 4: Simplify right side
    168,782x = 64,644,588,009
  5. Step 5: Solve for x
    x = 64,644,588,009/168,782
  6. Step 6: Final answer
    x = 383,006.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.