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Finding the Third Proportional to 8,300,834 and 18,176,356

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Solution

The third proportional to 8,300,834 and 18,176,356 is: 39,800,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,300,834 : 18,176,356 = 18,176,356 : x
  2. Step 2: Convert to fraction form
    8,300,834/18,176,356 = 18,176,356/x
  3. Step 3: Cross multiply
    8,300,834x = 18,176,356 × 18,176,356
  4. Step 4: Simplify right side
    8,300,834x = 330,379,917,438,736
  5. Step 5: Solve for x
    x = 330,379,917,438,736/8,300,834
  6. Step 6: Final answer
    x = 39,800,810.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.