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Finding the Fourth Proportional to 339,499.44, 468,532.08 and 196,295.76

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Solution

The fourth proportional to 339,499.44, 468,532.08 and 196,295.76 is: 270,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,499.44 : 468,532.08 = 196,295.76 : x
  2. Step 2: Convert to fraction form
    339,499.44/468,532.08 = 196,295.76/x
  3. Step 3: Cross multiply
    339,499.44x = 468,532.08 × 196,295.76
  4. Step 4: Simplify right side
    339,499.44x = 91,970,860,727.98
  5. Step 5: Solve for x
    x = 91,970,860,727.98/339,499.44
  6. Step 6: Final answer
    x = 270,901.36

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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.