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Finding the Third Proportional to 550,474 and 775,194

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Solution

The third proportional to 550,474 and 775,194 is: 1,091,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,474 : 775,194 = 775,194 : x
  2. Step 2: Convert to fraction form
    550,474/775,194 = 775,194/x
  3. Step 3: Cross multiply
    550,474x = 775,194 × 775,194
  4. Step 4: Simplify right side
    550,474x = 600,925,737,636
  5. Step 5: Solve for x
    x = 600,925,737,636/550,474
  6. Step 6: Final answer
    x = 1,091,651.45

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.