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Finding the Fourth Proportional to 269,377.65, 404,068.50 and 119,577.68

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Solution

The fourth proportional to 269,377.65, 404,068.50 and 119,577.68 is: 179,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,377.65 : 404,068.50 = 119,577.68 : x
  2. Step 2: Convert to fraction form
    269,377.65/404,068.50 = 119,577.68/x
  3. Step 3: Cross multiply
    269,377.65x = 404,068.50 × 119,577.68
  4. Step 4: Simplify right side
    269,377.65x = 48,317,571,770.74
  5. Step 5: Solve for x
    x = 48,317,571,770.74/269,377.65
  6. Step 6: Final answer
    x = 179,367.41

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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.