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Finding the Fourth Proportional to 240,591, 332,015.58 and 140,055.96

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Solution

The fourth proportional to 240,591, 332,015.58 and 140,055.96 is: 193,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,591 : 332,015.58 = 140,055.96 : x
  2. Step 2: Convert to fraction form
    240,591/332,015.58 = 140,055.96/x
  3. Step 3: Cross multiply
    240,591x = 332,015.58 × 140,055.96
  4. Step 4: Simplify right side
    240,591x = 46,500,760,791.86
  5. Step 5: Solve for x
    x = 46,500,760,791.86/240,591
  6. Step 6: Final answer
    x = 193,277.22

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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.