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Finding the Fourth Proportional to 264,474.45, 365,015.97 and 149,759.01

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Solution

The fourth proportional to 264,474.45, 365,015.97 and 149,759.01 is: 206,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,474.45 : 365,015.97 = 149,759.01 : x
  2. Step 2: Convert to fraction form
    264,474.45/365,015.97 = 149,759.01/x
  3. Step 3: Cross multiply
    264,474.45x = 365,015.97 × 149,759.01
  4. Step 4: Simplify right side
    264,474.45x = 54,664,430,301.39
  5. Step 5: Solve for x
    x = 54,664,430,301.39/264,474.45
  6. Step 6: Final answer
    x = 206,690.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.