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Finding the Third Proportional to 12,568,446 and 19,218,159.75

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Solution

The third proportional to 12,568,446 and 19,218,159.75 is: 29,386,104.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568,446 : 19,218,159.75 = 19,218,159.75 : x
  2. Step 2: Convert to fraction form
    12,568,446/19,218,159.75 = 19,218,159.75/x
  3. Step 3: Cross multiply
    12,568,446x = 19,218,159.75 × 19,218,159.75
  4. Step 4: Simplify right side
    12,568,446x = 369,337,664,176,520.06
  5. Step 5: Solve for x
    x = 369,337,664,176,520.06/12,568,446
  6. Step 6: Final answer
    x = 29,386,104.23

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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.