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Finding the Third Proportional to 150,012 and 326,328

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Solution

The third proportional to 150,012 and 326,328 is: 709,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,012 : 326,328 = 326,328 : x
  2. Step 2: Convert to fraction form
    150,012/326,328 = 326,328/x
  3. Step 3: Cross multiply
    150,012x = 326,328 × 326,328
  4. Step 4: Simplify right side
    150,012x = 106,489,963,584
  5. Step 5: Solve for x
    x = 106,489,963,584/150,012
  6. Step 6: Final answer
    x = 709,876.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.