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Finding the Third Proportional to 3,715,882.50 and 5,430,444

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Solution

The third proportional to 3,715,882.50 and 5,430,444 is: 7,936,128.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,882.50 : 5,430,444 = 5,430,444 : x
  2. Step 2: Convert to fraction form
    3,715,882.50/5,430,444 = 5,430,444/x
  3. Step 3: Cross multiply
    3,715,882.50x = 5,430,444 × 5,430,444
  4. Step 4: Simplify right side
    3,715,882.50x = 29,489,722,037,136
  5. Step 5: Solve for x
    x = 29,489,722,037,136/3,715,882.50
  6. Step 6: Final answer
    x = 7,936,128.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.