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Finding the Fourth Proportional to 424,188.60, 636,249.83 and 246,582.33

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Solution

The fourth proportional to 424,188.60, 636,249.83 and 246,582.33 is: 369,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,188.60 : 636,249.83 = 246,582.33 : x
  2. Step 2: Convert to fraction form
    424,188.60/636,249.83 = 246,582.33/x
  3. Step 3: Cross multiply
    424,188.60x = 636,249.83 × 246,582.33
  4. Step 4: Simplify right side
    424,188.60x = 156,887,964,310.59
  5. Step 5: Solve for x
    x = 156,887,964,310.59/424,188.60
  6. Step 6: Final answer
    x = 369,854.27

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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.