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Finding the Third Proportional to 43,039 and 100,591

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Solution

The third proportional to 43,039 and 100,591 is: 235,101.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,039 : 100,591 = 100,591 : x
  2. Step 2: Convert to fraction form
    43,039/100,591 = 100,591/x
  3. Step 3: Cross multiply
    43,039x = 100,591 × 100,591
  4. Step 4: Simplify right side
    43,039x = 10,118,549,281
  5. Step 5: Solve for x
    x = 10,118,549,281/43,039
  6. Step 6: Final answer
    x = 235,101.87

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.