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Finding the Fourth Proportional to 408,181.91, 612,048.22 and 151,884.95

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Solution

The fourth proportional to 408,181.91, 612,048.22 and 151,884.95 is: 227,743.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,181.91 : 612,048.22 = 151,884.95 : x
  2. Step 2: Convert to fraction form
    408,181.91/612,048.22 = 151,884.95/x
  3. Step 3: Cross multiply
    408,181.91x = 612,048.22 × 151,884.95
  4. Step 4: Simplify right side
    408,181.91x = 92,960,909,852.34
  5. Step 5: Solve for x
    x = 92,960,909,852.34/408,181.91
  6. Step 6: Final answer
    x = 227,743.83

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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.