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Finding the Third Proportional to 528,077 and 1,245,372

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Solution

The third proportional to 528,077 and 1,245,372 is: 2,936,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,077 : 1,245,372 = 1,245,372 : x
  2. Step 2: Convert to fraction form
    528,077/1,245,372 = 1,245,372/x
  3. Step 3: Cross multiply
    528,077x = 1,245,372 × 1,245,372
  4. Step 4: Simplify right side
    528,077x = 1,550,951,418,384
  5. Step 5: Solve for x
    x = 1,550,951,418,384/528,077
  6. Step 6: Final answer
    x = 2,936,979.68

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.