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Finding the Third Proportional to 774,687.38 and 1,661,438.25

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Solution

The third proportional to 774,687.38 and 1,661,438.25 is: 3,563,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,687.38 : 1,661,438.25 = 1,661,438.25 : x
  2. Step 2: Convert to fraction form
    774,687.38/1,661,438.25 = 1,661,438.25/x
  3. Step 3: Cross multiply
    774,687.38x = 1,661,438.25 × 1,661,438.25
  4. Step 4: Simplify right side
    774,687.38x = 2,760,377,058,563.06
  5. Step 5: Solve for x
    x = 2,760,377,058,563.06/774,687.38
  6. Step 6: Final answer
    x = 3,563,214.20

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.