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Finding the Third Proportional to 8,555,238 and 19,023,292

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Solution

The third proportional to 8,555,238 and 19,023,292 is: 42,299,891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,238 : 19,023,292 = 19,023,292 : x
  2. Step 2: Convert to fraction form
    8,555,238/19,023,292 = 19,023,292/x
  3. Step 3: Cross multiply
    8,555,238x = 19,023,292 × 19,023,292
  4. Step 4: Simplify right side
    8,555,238x = 361,885,638,517,264
  5. Step 5: Solve for x
    x = 361,885,638,517,264/8,555,238
  6. Step 6: Final answer
    x = 42,299,891.43

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.