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Finding the Third Proportional to 1,796,781 and 2,642,629

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Solution

The third proportional to 1,796,781 and 2,642,629 is: 3,886,666.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,781 : 2,642,629 = 2,642,629 : x
  2. Step 2: Convert to fraction form
    1,796,781/2,642,629 = 2,642,629/x
  3. Step 3: Cross multiply
    1,796,781x = 2,642,629 × 2,642,629
  4. Step 4: Simplify right side
    1,796,781x = 6,983,488,031,641
  5. Step 5: Solve for x
    x = 6,983,488,031,641/1,796,781
  6. Step 6: Final answer
    x = 3,886,666.23

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.