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Finding the Third Proportional to 225,553.50 and 489,975

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Solution

The third proportional to 225,553.50 and 489,975 is: 1,064,383.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,553.50 : 489,975 = 489,975 : x
  2. Step 2: Convert to fraction form
    225,553.50/489,975 = 489,975/x
  3. Step 3: Cross multiply
    225,553.50x = 489,975 × 489,975
  4. Step 4: Simplify right side
    225,553.50x = 240,075,500,625
  5. Step 5: Solve for x
    x = 240,075,500,625/225,553.50
  6. Step 6: Final answer
    x = 1,064,383.84

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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.