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Finding the Third Proportional to 1,752,840 and 2,640,794

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Solution

The third proportional to 1,752,840 and 2,640,794 is: 3,978,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,840 : 2,640,794 = 2,640,794 : x
  2. Step 2: Convert to fraction form
    1,752,840/2,640,794 = 2,640,794/x
  3. Step 3: Cross multiply
    1,752,840x = 2,640,794 × 2,640,794
  4. Step 4: Simplify right side
    1,752,840x = 6,973,792,950,436
  5. Step 5: Solve for x
    x = 6,973,792,950,436/1,752,840
  6. Step 6: Final answer
    x = 3,978,567.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.