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Finding the Fourth Proportional to 332,879.63, 459,375.71 and 181,976.63

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Solution

The fourth proportional to 332,879.63, 459,375.71 and 181,976.63 is: 251,128.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,879.63 : 459,375.71 = 181,976.63 : x
  2. Step 2: Convert to fraction form
    332,879.63/459,375.71 = 181,976.63/x
  3. Step 3: Cross multiply
    332,879.63x = 459,375.71 × 181,976.63
  4. Step 4: Simplify right side
    332,879.63x = 83,595,640,402.90
  5. Step 5: Solve for x
    x = 83,595,640,402.90/332,879.63
  6. Step 6: Final answer
    x = 251,128.74

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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.