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Finding the Third Proportional to 269,917.50 and 573,043.50

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Solution

The third proportional to 269,917.50 and 573,043.50 is: 1,216,589.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,917.50 : 573,043.50 = 573,043.50 : x
  2. Step 2: Convert to fraction form
    269,917.50/573,043.50 = 573,043.50/x
  3. Step 3: Cross multiply
    269,917.50x = 573,043.50 × 573,043.50
  4. Step 4: Simplify right side
    269,917.50x = 328,378,852,892.25
  5. Step 5: Solve for x
    x = 328,378,852,892.25/269,917.50
  6. Step 6: Final answer
    x = 1,216,589.71

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.