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Finding the Third Proportional to 19,961,499 and 40,646,544

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Solution

The third proportional to 19,961,499 and 40,646,544 is: 82,766,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,499 : 40,646,544 = 40,646,544 : x
  2. Step 2: Convert to fraction form
    19,961,499/40,646,544 = 40,646,544/x
  3. Step 3: Cross multiply
    19,961,499x = 40,646,544 × 40,646,544
  4. Step 4: Simplify right side
    19,961,499x = 1,652,141,539,143,936
  5. Step 5: Solve for x
    x = 1,652,141,539,143,936/19,961,499
  6. Step 6: Final answer
    x = 82,766,406.43

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.