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Finding the Third Proportional to 43,203.38 and 65,408.77

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Solution

The third proportional to 43,203.38 and 65,408.77 is: 99,027.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,203.38 : 65,408.77 = 65,408.77 : x
  2. Step 2: Convert to fraction form
    43,203.38/65,408.77 = 65,408.77/x
  3. Step 3: Cross multiply
    43,203.38x = 65,408.77 × 65,408.77
  4. Step 4: Simplify right side
    43,203.38x = 4,278,306,620.59
  5. Step 5: Solve for x
    x = 4,278,306,620.59/43,203.38
  6. Step 6: Final answer
    x = 99,027.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.