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Finding the Fourth Proportional to 269,406.67, 404,109.99 and 119,611.75

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Solution

The fourth proportional to 269,406.67, 404,109.99 and 119,611.75 is: 179,417.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,406.67 : 404,109.99 = 119,611.75 : x
  2. Step 2: Convert to fraction form
    269,406.67/404,109.99 = 119,611.75/x
  3. Step 3: Cross multiply
    269,406.67x = 404,109.99 × 119,611.75
  4. Step 4: Simplify right side
    269,406.67x = 48,336,303,096.38
  5. Step 5: Solve for x
    x = 48,336,303,096.38/269,406.67
  6. Step 6: Final answer
    x = 179,417.62

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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.