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Finding the Third Proportional to 18,953,422 and 27,719,304

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Solution

The third proportional to 18,953,422 and 27,719,304 is: 40,539,371.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,422 : 27,719,304 = 27,719,304 : x
  2. Step 2: Convert to fraction form
    18,953,422/27,719,304 = 27,719,304/x
  3. Step 3: Cross multiply
    18,953,422x = 27,719,304 × 27,719,304
  4. Step 4: Simplify right side
    18,953,422x = 768,359,814,244,416
  5. Step 5: Solve for x
    x = 768,359,814,244,416/18,953,422
  6. Step 6: Final answer
    x = 40,539,371.43

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.