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Finding the Fourth Proportional to 344,596.80, 516,891.96 and 119,956.80

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Solution

The fourth proportional to 344,596.80, 516,891.96 and 119,956.80 is: 179,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,596.80 : 516,891.96 = 119,956.80 : x
  2. Step 2: Convert to fraction form
    344,596.80/516,891.96 = 119,956.80/x
  3. Step 3: Cross multiply
    344,596.80x = 516,891.96 × 119,956.80
  4. Step 4: Simplify right side
    344,596.80x = 62,004,705,467.33
  5. Step 5: Solve for x
    x = 62,004,705,467.33/344,596.80
  6. Step 6: Final answer
    x = 179,934.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.