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Finding the Third Proportional to 273,429.56 and 400,910.06

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Solution

The third proportional to 273,429.56 and 400,910.06 is: 587,825.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,429.56 : 400,910.06 = 400,910.06 : x
  2. Step 2: Convert to fraction form
    273,429.56/400,910.06 = 400,910.06/x
  3. Step 3: Cross multiply
    273,429.56x = 400,910.06 × 400,910.06
  4. Step 4: Simplify right side
    273,429.56x = 160,728,878,213.75
  5. Step 5: Solve for x
    x = 160,728,878,213.75/273,429.56
  6. Step 6: Final answer
    x = 587,825.53

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.