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Finding the Third Proportional to 17,945,392 and 38,919,536

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Solution

The third proportional to 17,945,392 and 38,919,536 is: 84,407,756.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945,392 : 38,919,536 = 38,919,536 : x
  2. Step 2: Convert to fraction form
    17,945,392/38,919,536 = 38,919,536/x
  3. Step 3: Cross multiply
    17,945,392x = 38,919,536 × 38,919,536
  4. Step 4: Simplify right side
    17,945,392x = 1,514,730,282,455,296
  5. Step 5: Solve for x
    x = 1,514,730,282,455,296/17,945,392
  6. Step 6: Final answer
    x = 84,407,756.74

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.