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Finding the Fourth Proportional to 446,793.58, 616,572.25 and 255,843.88

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Solution

The fourth proportional to 446,793.58, 616,572.25 and 255,843.88 is: 353,062.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,793.58 : 616,572.25 = 255,843.88 : x
  2. Step 2: Convert to fraction form
    446,793.58/616,572.25 = 255,843.88/x
  3. Step 3: Cross multiply
    446,793.58x = 616,572.25 × 255,843.88
  4. Step 4: Simplify right side
    446,793.58x = 157,746,236,865.47
  5. Step 5: Solve for x
    x = 157,746,236,865.47/446,793.58
  6. Step 6: Final answer
    x = 353,062.90

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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.