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Finding the Fourth Proportional to 296,578.86, 444,568.71 and 116,790.45

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Solution

The fourth proportional to 296,578.86, 444,568.71 and 116,790.45 is: 175,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,578.86 : 444,568.71 = 116,790.45 : x
  2. Step 2: Convert to fraction form
    296,578.86/444,568.71 = 116,790.45/x
  3. Step 3: Cross multiply
    296,578.86x = 444,568.71 × 116,790.45
  4. Step 4: Simplify right side
    296,578.86x = 51,921,379,696.82
  5. Step 5: Solve for x
    x = 51,921,379,696.82/296,578.86
  6. Step 6: Final answer
    x = 175,067.70

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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.