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Finding the Third Proportional to 382,276 and 892,815

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Solution

The third proportional to 382,276 and 892,815 is: 2,085,191.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,276 : 892,815 = 892,815 : x
  2. Step 2: Convert to fraction form
    382,276/892,815 = 892,815/x
  3. Step 3: Cross multiply
    382,276x = 892,815 × 892,815
  4. Step 4: Simplify right side
    382,276x = 797,118,624,225
  5. Step 5: Solve for x
    x = 797,118,624,225/382,276
  6. Step 6: Final answer
    x = 2,085,191.39

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.