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Finding the Third Proportional to 274,611 and 413,320.50

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Solution

The third proportional to 274,611 and 413,320.50 is: 622,093.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,611 : 413,320.50 = 413,320.50 : x
  2. Step 2: Convert to fraction form
    274,611/413,320.50 = 413,320.50/x
  3. Step 3: Cross multiply
    274,611x = 413,320.50 × 413,320.50
  4. Step 4: Simplify right side
    274,611x = 170,833,835,720.25
  5. Step 5: Solve for x
    x = 170,833,835,720.25/274,611
  6. Step 6: Final answer
    x = 622,093.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.