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Finding the Third Proportional to 169,789.50 and 369,063

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Solution

The third proportional to 169,789.50 and 369,063 is: 802,213.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,789.50 : 369,063 = 369,063 : x
  2. Step 2: Convert to fraction form
    169,789.50/369,063 = 369,063/x
  3. Step 3: Cross multiply
    169,789.50x = 369,063 × 369,063
  4. Step 4: Simplify right side
    169,789.50x = 136,207,497,969
  5. Step 5: Solve for x
    x = 136,207,497,969/169,789.50
  6. Step 6: Final answer
    x = 802,213.91

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.