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Finding the Third Proportional to 1,165,989 and 2,510,826

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Solution

The third proportional to 1,165,989 and 2,510,826 is: 5,406,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,989 : 2,510,826 = 2,510,826 : x
  2. Step 2: Convert to fraction form
    1,165,989/2,510,826 = 2,510,826/x
  3. Step 3: Cross multiply
    1,165,989x = 2,510,826 × 2,510,826
  4. Step 4: Simplify right side
    1,165,989x = 6,304,247,202,276
  5. Step 5: Solve for x
    x = 6,304,247,202,276/1,165,989
  6. Step 6: Final answer
    x = 5,406,781.03

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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.