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Finding the Third Proportional to 356,213.25 and 726,954.75

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Solution

The third proportional to 356,213.25 and 726,954.75 is: 1,483,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,213.25 : 726,954.75 = 726,954.75 : x
  2. Step 2: Convert to fraction form
    356,213.25/726,954.75 = 726,954.75/x
  3. Step 3: Cross multiply
    356,213.25x = 726,954.75 × 726,954.75
  4. Step 4: Simplify right side
    356,213.25x = 528,463,208,547.56
  5. Step 5: Solve for x
    x = 528,463,208,547.56/356,213.25
  6. Step 6: Final answer
    x = 1,483,558.54

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.