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Finding the Third Proportional to 552,634.50 and 878,775

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Solution

The third proportional to 552,634.50 and 878,775 is: 1,397,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,634.50 : 878,775 = 878,775 : x
  2. Step 2: Convert to fraction form
    552,634.50/878,775 = 878,775/x
  3. Step 3: Cross multiply
    552,634.50x = 878,775 × 878,775
  4. Step 4: Simplify right side
    552,634.50x = 772,245,500,625
  5. Step 5: Solve for x
    x = 772,245,500,625/552,634.50
  6. Step 6: Final answer
    x = 1,397,389.23

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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.