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Finding the Third Proportional to 43,230.75 and 64,571.25

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Solution

The third proportional to 43,230.75 and 64,571.25 is: 96,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230.75 : 64,571.25 = 64,571.25 : x
  2. Step 2: Convert to fraction form
    43,230.75/64,571.25 = 64,571.25/x
  3. Step 3: Cross multiply
    43,230.75x = 64,571.25 × 64,571.25
  4. Step 4: Simplify right side
    43,230.75x = 4,169,446,326.56
  5. Step 5: Solve for x
    x = 4,169,446,326.56/43,230.75
  6. Step 6: Final answer
    x = 96,446.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.