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Finding the Fourth Proportional to 365,155.57, 503,905.39 and 204,011.83

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Solution

The fourth proportional to 365,155.57, 503,905.39 and 204,011.83 is: 281,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,155.57 : 503,905.39 = 204,011.83 : x
  2. Step 2: Convert to fraction form
    365,155.57/503,905.39 = 204,011.83/x
  3. Step 3: Cross multiply
    365,155.57x = 503,905.39 × 204,011.83
  4. Step 4: Simplify right side
    365,155.57x = 102,802,660,880.62
  5. Step 5: Solve for x
    x = 102,802,660,880.62/365,155.57
  6. Step 6: Final answer
    x = 281,531.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.