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Finding the Third Proportional to 43,816 and 95,640

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Solution

The third proportional to 43,816 and 95,640 is: 208,759.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,816 : 95,640 = 95,640 : x
  2. Step 2: Convert to fraction form
    43,816/95,640 = 95,640/x
  3. Step 3: Cross multiply
    43,816x = 95,640 × 95,640
  4. Step 4: Simplify right side
    43,816x = 9,147,009,600
  5. Step 5: Solve for x
    x = 9,147,009,600/43,816
  6. Step 6: Final answer
    x = 208,759.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.