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Finding the Fourth Proportional to 339,372.56, 468,277.93 and 196,145.93

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Solution

The fourth proportional to 339,372.56, 468,277.93 and 196,145.93 is: 270,648.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,372.56 : 468,277.93 = 196,145.93 : x
  2. Step 2: Convert to fraction form
    339,372.56/468,277.93 = 196,145.93/x
  3. Step 3: Cross multiply
    339,372.56x = 468,277.93 × 196,145.93
  4. Step 4: Simplify right side
    339,372.56x = 91,850,810,078.32
  5. Step 5: Solve for x
    x = 91,850,810,078.32/339,372.56
  6. Step 6: Final answer
    x = 270,648.90

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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.