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Finding the Third Proportional to 146,668.25 and 220,326.38

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Solution

The third proportional to 146,668.25 and 220,326.38 is: 330,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,668.25 : 220,326.38 = 220,326.38 : x
  2. Step 2: Convert to fraction form
    146,668.25/220,326.38 = 220,326.38/x
  3. Step 3: Cross multiply
    146,668.25x = 220,326.38 × 220,326.38
  4. Step 4: Simplify right side
    146,668.25x = 48,543,711,520.64
  5. Step 5: Solve for x
    x = 48,543,711,520.64/146,668.25
  6. Step 6: Final answer
    x = 330,976.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.