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Finding the Third Proportional to 175,928 and 414,884

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Solution

The third proportional to 175,928 and 414,884 is: 978,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,928 : 414,884 = 414,884 : x
  2. Step 2: Convert to fraction form
    175,928/414,884 = 414,884/x
  3. Step 3: Cross multiply
    175,928x = 414,884 × 414,884
  4. Step 4: Simplify right side
    175,928x = 172,128,733,456
  5. Step 5: Solve for x
    x = 172,128,733,456/175,928
  6. Step 6: Final answer
    x = 978,404.42

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.