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Finding the Third Proportional to 52,900,230 and 81,707,556

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Solution

The third proportional to 52,900,230 and 81,707,556 is: 126,202,186.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,900,230 : 81,707,556 = 81,707,556 : x
  2. Step 2: Convert to fraction form
    52,900,230/81,707,556 = 81,707,556/x
  3. Step 3: Cross multiply
    52,900,230x = 81,707,556 × 81,707,556
  4. Step 4: Simplify right side
    52,900,230x = 6,676,124,707,493,136
  5. Step 5: Solve for x
    x = 6,676,124,707,493,136/52,900,230
  6. Step 6: Final answer
    x = 126,202,186.79

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.