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Finding the Third Proportional to 2,489,337 and 5,431,072.50

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Solution

The third proportional to 2,489,337 and 5,431,072.50 is: 11,849,158.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,337 : 5,431,072.50 = 5,431,072.50 : x
  2. Step 2: Convert to fraction form
    2,489,337/5,431,072.50 = 5,431,072.50/x
  3. Step 3: Cross multiply
    2,489,337x = 5,431,072.50 × 5,431,072.50
  4. Step 4: Simplify right side
    2,489,337x = 29,496,548,500,256.25
  5. Step 5: Solve for x
    x = 29,496,548,500,256.25/2,489,337
  6. Step 6: Final answer
    x = 11,849,158.43

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.