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Finding the Third Proportional to 354,037 and 767,149

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Solution

The third proportional to 354,037 and 767,149 is: 1,662,305.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,037 : 767,149 = 767,149 : x
  2. Step 2: Convert to fraction form
    354,037/767,149 = 767,149/x
  3. Step 3: Cross multiply
    354,037x = 767,149 × 767,149
  4. Step 4: Simplify right side
    354,037x = 588,517,588,201
  5. Step 5: Solve for x
    x = 588,517,588,201/354,037
  6. Step 6: Final answer
    x = 1,662,305.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.