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Finding the Fourth Proportional to 235,396.07, 324,845.22 and 133,440.76

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Solution

The fourth proportional to 235,396.07, 324,845.22 and 133,440.76 is: 184,147.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,396.07 : 324,845.22 = 133,440.76 : x
  2. Step 2: Convert to fraction form
    235,396.07/324,845.22 = 133,440.76/x
  3. Step 3: Cross multiply
    235,396.07x = 324,845.22 × 133,440.76
  4. Step 4: Simplify right side
    235,396.07x = 43,347,593,195.02
  5. Step 5: Solve for x
    x = 43,347,593,195.02/235,396.07
  6. Step 6: Final answer
    x = 184,147.48

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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.