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Finding the Third Proportional to 1,367,989 and 2,969,622

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Solution

The third proportional to 1,367,989 and 2,969,622 is: 6,446,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,989 : 2,969,622 = 2,969,622 : x
  2. Step 2: Convert to fraction form
    1,367,989/2,969,622 = 2,969,622/x
  3. Step 3: Cross multiply
    1,367,989x = 2,969,622 × 2,969,622
  4. Step 4: Simplify right side
    1,367,989x = 8,818,654,822,884
  5. Step 5: Solve for x
    x = 8,818,654,822,884/1,367,989
  6. Step 6: Final answer
    x = 6,446,436.94

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