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Finding the Third Proportional to 552,835.50 and 810,876.75

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Solution

The third proportional to 552,835.50 and 810,876.75 is: 1,189,361.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,835.50 : 810,876.75 = 810,876.75 : x
  2. Step 2: Convert to fraction form
    552,835.50/810,876.75 = 810,876.75/x
  3. Step 3: Cross multiply
    552,835.50x = 810,876.75 × 810,876.75
  4. Step 4: Simplify right side
    552,835.50x = 657,521,103,690.56
  5. Step 5: Solve for x
    x = 657,521,103,690.56/552,835.50
  6. Step 6: Final answer
    x = 1,189,361.22

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.