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Finding the Third Proportional to 202,556.25 and 436,515.75

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Solution

The third proportional to 202,556.25 and 436,515.75 is: 940,706.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,556.25 : 436,515.75 = 436,515.75 : x
  2. Step 2: Convert to fraction form
    202,556.25/436,515.75 = 436,515.75/x
  3. Step 3: Cross multiply
    202,556.25x = 436,515.75 × 436,515.75
  4. Step 4: Simplify right side
    202,556.25x = 190,545,999,998.06
  5. Step 5: Solve for x
    x = 190,545,999,998.06/202,556.25
  6. Step 6: Final answer
    x = 940,706.59

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.