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Finding the Third Proportional to 8,900,569 and 18,272,981

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Solution

The third proportional to 8,900,569 and 18,272,981 is: 37,514,661.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,900,569 : 18,272,981 = 18,272,981 : x
  2. Step 2: Convert to fraction form
    8,900,569/18,272,981 = 18,272,981/x
  3. Step 3: Cross multiply
    8,900,569x = 18,272,981 × 18,272,981
  4. Step 4: Simplify right side
    8,900,569x = 333,901,834,626,361
  5. Step 5: Solve for x
    x = 333,901,834,626,361/8,900,569
  6. Step 6: Final answer
    x = 37,514,661.66

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.