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Finding the Third Proportional to 18,545,882 and 28,369,540

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Solution

The third proportional to 18,545,882 and 28,369,540 is: 43,396,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545,882 : 28,369,540 = 28,369,540 : x
  2. Step 2: Convert to fraction form
    18,545,882/28,369,540 = 28,369,540/x
  3. Step 3: Cross multiply
    18,545,882x = 28,369,540 × 28,369,540
  4. Step 4: Simplify right side
    18,545,882x = 804,830,799,811,600
  5. Step 5: Solve for x
    x = 804,830,799,811,600/18,545,882
  6. Step 6: Final answer
    x = 43,396,738.95

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.