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Finding the Third Proportional to 1,666,412 and 2,488,712

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Solution

The third proportional to 1,666,412 and 2,488,712 is: 3,716,780.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,412 : 2,488,712 = 2,488,712 : x
  2. Step 2: Convert to fraction form
    1,666,412/2,488,712 = 2,488,712/x
  3. Step 3: Cross multiply
    1,666,412x = 2,488,712 × 2,488,712
  4. Step 4: Simplify right side
    1,666,412x = 6,193,687,418,944
  5. Step 5: Solve for x
    x = 6,193,687,418,944/1,666,412
  6. Step 6: Final answer
    x = 3,716,780.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.