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Finding the Third Proportional to 3,493,631.50 and 5,555,380

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Solution

The third proportional to 3,493,631.50 and 5,555,380 is: 8,833,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,631.50 : 5,555,380 = 5,555,380 : x
  2. Step 2: Convert to fraction form
    3,493,631.50/5,555,380 = 5,555,380/x
  3. Step 3: Cross multiply
    3,493,631.50x = 5,555,380 × 5,555,380
  4. Step 4: Simplify right side
    3,493,631.50x = 30,862,246,944,400
  5. Step 5: Solve for x
    x = 30,862,246,944,400/3,493,631.50
  6. Step 6: Final answer
    x = 8,833,858.68

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.