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Finding the Third Proportional to 627,108 and 1,379,070

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Solution

The third proportional to 627,108 and 1,379,070 is: 3,032,705.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,108 : 1,379,070 = 1,379,070 : x
  2. Step 2: Convert to fraction form
    627,108/1,379,070 = 1,379,070/x
  3. Step 3: Cross multiply
    627,108x = 1,379,070 × 1,379,070
  4. Step 4: Simplify right side
    627,108x = 1,901,834,064,900
  5. Step 5: Solve for x
    x = 1,901,834,064,900/627,108
  6. Step 6: Final answer
    x = 3,032,705.79

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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.