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Finding the Third Proportional to 118,298.25 and 183,687.75

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Solution

The third proportional to 118,298.25 and 183,687.75 is: 285,221.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,298.25 : 183,687.75 = 183,687.75 : x
  2. Step 2: Convert to fraction form
    118,298.25/183,687.75 = 183,687.75/x
  3. Step 3: Cross multiply
    118,298.25x = 183,687.75 × 183,687.75
  4. Step 4: Simplify right side
    118,298.25x = 33,741,189,500.06
  5. Step 5: Solve for x
    x = 33,741,189,500.06/118,298.25
  6. Step 6: Final answer
    x = 285,221.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.