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Finding the Third Proportional to 1,280,914 and 2,759,765

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Solution

The third proportional to 1,280,914 and 2,759,765 is: 5,945,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,914 : 2,759,765 = 2,759,765 : x
  2. Step 2: Convert to fraction form
    1,280,914/2,759,765 = 2,759,765/x
  3. Step 3: Cross multiply
    1,280,914x = 2,759,765 × 2,759,765
  4. Step 4: Simplify right side
    1,280,914x = 7,616,302,855,225
  5. Step 5: Solve for x
    x = 7,616,302,855,225/1,280,914
  6. Step 6: Final answer
    x = 5,945,990.80

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.