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Finding the Third Proportional to 3,948,136.50 and 8,483,844

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Solution

The third proportional to 3,948,136.50 and 8,483,844 is: 18,230,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,136.50 : 8,483,844 = 8,483,844 : x
  2. Step 2: Convert to fraction form
    3,948,136.50/8,483,844 = 8,483,844/x
  3. Step 3: Cross multiply
    3,948,136.50x = 8,483,844 × 8,483,844
  4. Step 4: Simplify right side
    3,948,136.50x = 71,975,609,016,336
  5. Step 5: Solve for x
    x = 71,975,609,016,336/3,948,136.50
  6. Step 6: Final answer
    x = 18,230,273.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.