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Finding the Third Proportional to 773,722.13 and 1,680,851.25

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Solution

The third proportional to 773,722.13 and 1,680,851.25 is: 3,651,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,722.13 : 1,680,851.25 = 1,680,851.25 : x
  2. Step 2: Convert to fraction form
    773,722.13/1,680,851.25 = 1,680,851.25/x
  3. Step 3: Cross multiply
    773,722.13x = 1,680,851.25 × 1,680,851.25
  4. Step 4: Simplify right side
    773,722.13x = 2,825,260,924,626.56
  5. Step 5: Solve for x
    x = 2,825,260,924,626.56/773,722.13
  6. Step 6: Final answer
    x = 3,651,518.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.