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Finding the Third Proportional to 168,104 and 358,672

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Solution

The third proportional to 168,104 and 358,672 is: 765,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,104 : 358,672 = 358,672 : x
  2. Step 2: Convert to fraction form
    168,104/358,672 = 358,672/x
  3. Step 3: Cross multiply
    168,104x = 358,672 × 358,672
  4. Step 4: Simplify right side
    168,104x = 128,645,603,584
  5. Step 5: Solve for x
    x = 128,645,603,584/168,104
  6. Step 6: Final answer
    x = 765,273.90

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.