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Finding the Third Proportional to 3,556,234.50 and 5,081,781

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Solution

The third proportional to 3,556,234.50 and 5,081,781 is: 7,261,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556,234.50 : 5,081,781 = 5,081,781 : x
  2. Step 2: Convert to fraction form
    3,556,234.50/5,081,781 = 5,081,781/x
  3. Step 3: Cross multiply
    3,556,234.50x = 5,081,781 × 5,081,781
  4. Step 4: Simplify right side
    3,556,234.50x = 25,824,498,131,961
  5. Step 5: Solve for x
    x = 25,824,498,131,961/3,556,234.50
  6. Step 6: Final answer
    x = 7,261,753.45

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.