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Finding the Third Proportional to 1,640,859 and 3,544,620

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Solution

The third proportional to 1,640,859 and 3,544,620 is: 7,657,166.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,859 : 3,544,620 = 3,544,620 : x
  2. Step 2: Convert to fraction form
    1,640,859/3,544,620 = 3,544,620/x
  3. Step 3: Cross multiply
    1,640,859x = 3,544,620 × 3,544,620
  4. Step 4: Simplify right side
    1,640,859x = 12,564,330,944,400
  5. Step 5: Solve for x
    x = 12,564,330,944,400/1,640,859
  6. Step 6: Final answer
    x = 7,657,166.73

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.