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Finding the Third Proportional to 552,626.72 and 878,761.41

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Solution

The third proportional to 552,626.72 and 878,761.41 is: 1,397,365.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,626.72 : 878,761.41 = 878,761.41 : x
  2. Step 2: Convert to fraction form
    552,626.72/878,761.41 = 878,761.41/x
  3. Step 3: Cross multiply
    552,626.72x = 878,761.41 × 878,761.41
  4. Step 4: Simplify right side
    552,626.72x = 772,221,609,114.48
  5. Step 5: Solve for x
    x = 772,221,609,114.48/552,626.72
  6. Step 6: Final answer
    x = 1,397,365.68

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.