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Finding the Third Proportional to 179,859.75 and 263,957.25

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Solution

The third proportional to 179,859.75 and 263,957.25 is: 387,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,859.75 : 263,957.25 = 263,957.25 : x
  2. Step 2: Convert to fraction form
    179,859.75/263,957.25 = 263,957.25/x
  3. Step 3: Cross multiply
    179,859.75x = 263,957.25 × 263,957.25
  4. Step 4: Simplify right side
    179,859.75x = 69,673,429,827.56
  5. Step 5: Solve for x
    x = 69,673,429,827.56/179,859.75
  6. Step 6: Final answer
    x = 387,376.44

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.