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Finding the Fourth Proportional to 366,162.62, 505,281.93 and 204,990.44

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Solution

The fourth proportional to 366,162.62, 505,281.93 and 204,990.44 is: 282,874.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,162.62 : 505,281.93 = 204,990.44 : x
  2. Step 2: Convert to fraction form
    366,162.62/505,281.93 = 204,990.44/x
  3. Step 3: Cross multiply
    366,162.62x = 505,281.93 × 204,990.44
  4. Step 4: Simplify right side
    366,162.62x = 103,577,965,154.75
  5. Step 5: Solve for x
    x = 103,577,965,154.75/366,162.62
  6. Step 6: Final answer
    x = 282,874.22

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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.