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Finding the Third Proportional to 239,866 and 528,026

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Solution

The third proportional to 239,866 and 528,026 is: 1,162,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,866 : 528,026 = 528,026 : x
  2. Step 2: Convert to fraction form
    239,866/528,026 = 528,026/x
  3. Step 3: Cross multiply
    239,866x = 528,026 × 528,026
  4. Step 4: Simplify right side
    239,866x = 278,811,456,676
  5. Step 5: Solve for x
    x = 278,811,456,676/239,866
  6. Step 6: Final answer
    x = 1,162,363.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.