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Finding the Third Proportional to 336,483 and 729,249.75

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Solution

The third proportional to 336,483 and 729,249.75 is: 1,580,481.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,483 : 729,249.75 = 729,249.75 : x
  2. Step 2: Convert to fraction form
    336,483/729,249.75 = 729,249.75/x
  3. Step 3: Cross multiply
    336,483x = 729,249.75 × 729,249.75
  4. Step 4: Simplify right side
    336,483x = 531,805,197,875.06
  5. Step 5: Solve for x
    x = 531,805,197,875.06/336,483
  6. Step 6: Final answer
    x = 1,580,481.62

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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.