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Finding the Third Proportional to 201,537.75 and 439,917

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Solution

The third proportional to 201,537.75 and 439,917 is: 960,251.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,537.75 : 439,917 = 439,917 : x
  2. Step 2: Convert to fraction form
    201,537.75/439,917 = 439,917/x
  3. Step 3: Cross multiply
    201,537.75x = 439,917 × 439,917
  4. Step 4: Simplify right side
    201,537.75x = 193,526,966,889
  5. Step 5: Solve for x
    x = 193,526,966,889/201,537.75
  6. Step 6: Final answer
    x = 960,251.70

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.