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Finding the Third Proportional to 1,270,539 and 2,792,988

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Solution

The third proportional to 1,270,539 and 2,792,988 is: 6,139,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,539 : 2,792,988 = 2,792,988 : x
  2. Step 2: Convert to fraction form
    1,270,539/2,792,988 = 2,792,988/x
  3. Step 3: Cross multiply
    1,270,539x = 2,792,988 × 2,792,988
  4. Step 4: Simplify right side
    1,270,539x = 7,800,781,968,144
  5. Step 5: Solve for x
    x = 7,800,781,968,144/1,270,539
  6. Step 6: Final answer
    x = 6,139,742.24

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.