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Finding the Third Proportional to 680,815.13 and 1,481,392.13

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Solution

The third proportional to 680,815.13 and 1,481,392.13 is: 3,223,375.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,815.13 : 1,481,392.13 = 1,481,392.13 : x
  2. Step 2: Convert to fraction form
    680,815.13/1,481,392.13 = 1,481,392.13/x
  3. Step 3: Cross multiply
    680,815.13x = 1,481,392.13 × 1,481,392.13
  4. Step 4: Simplify right side
    680,815.13x = 2,194,522,628,012.02
  5. Step 5: Solve for x
    x = 2,194,522,628,012.02/680,815.13
  6. Step 6: Final answer
    x = 3,223,375.26

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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.