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Finding the Third Proportional to 253,845 and 542,673

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Solution

The third proportional to 253,845 and 542,673 is: 1,160,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,845 : 542,673 = 542,673 : x
  2. Step 2: Convert to fraction form
    253,845/542,673 = 542,673/x
  3. Step 3: Cross multiply
    253,845x = 542,673 × 542,673
  4. Step 4: Simplify right side
    253,845x = 294,493,984,929
  5. Step 5: Solve for x
    x = 294,493,984,929/253,845
  6. Step 6: Final answer
    x = 1,160,133.09

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.