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Finding the Third Proportional to 436,836 and 959,328

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Solution

The third proportional to 436,836 and 959,328 is: 2,106,763.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,836 : 959,328 = 959,328 : x
  2. Step 2: Convert to fraction form
    436,836/959,328 = 959,328/x
  3. Step 3: Cross multiply
    436,836x = 959,328 × 959,328
  4. Step 4: Simplify right side
    436,836x = 920,310,211,584
  5. Step 5: Solve for x
    x = 920,310,211,584/436,836
  6. Step 6: Final answer
    x = 2,106,763.66

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.