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Finding the Third Proportional to 436,476 and 939,696

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Solution

The third proportional to 436,476 and 939,696 is: 2,023,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,476 : 939,696 = 939,696 : x
  2. Step 2: Convert to fraction form
    436,476/939,696 = 939,696/x
  3. Step 3: Cross multiply
    436,476x = 939,696 × 939,696
  4. Step 4: Simplify right side
    436,476x = 883,028,572,416
  5. Step 5: Solve for x
    x = 883,028,572,416/436,476
  6. Step 6: Final answer
    x = 2,023,086.20

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.