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Finding the Third Proportional to 19,212,381 and 41,170,540

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Solution

The third proportional to 19,212,381 and 41,170,540 is: 88,225,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212,381 : 41,170,540 = 41,170,540 : x
  2. Step 2: Convert to fraction form
    19,212,381/41,170,540 = 41,170,540/x
  3. Step 3: Cross multiply
    19,212,381x = 41,170,540 × 41,170,540
  4. Step 4: Simplify right side
    19,212,381x = 1,695,013,363,891,600
  5. Step 5: Solve for x
    x = 1,695,013,363,891,600/19,212,381
  6. Step 6: Final answer
    x = 88,225,054.66

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.