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Finding the Third Proportional to 225,720 and 504,912

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Solution

The third proportional to 225,720 and 504,912 is: 1,129,435.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,720 : 504,912 = 504,912 : x
  2. Step 2: Convert to fraction form
    225,720/504,912 = 504,912/x
  3. Step 3: Cross multiply
    225,720x = 504,912 × 504,912
  4. Step 4: Simplify right side
    225,720x = 254,936,127,744
  5. Step 5: Solve for x
    x = 254,936,127,744/225,720
  6. Step 6: Final answer
    x = 1,129,435.26

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.