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Finding the Fourth Proportional to 404,611.92, 606,983.58 and 151,912.26

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Solution

The fourth proportional to 404,611.92, 606,983.58 and 151,912.26 is: 227,893.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,611.92 : 606,983.58 = 151,912.26 : x
  2. Step 2: Convert to fraction form
    404,611.92/606,983.58 = 151,912.26/x
  3. Step 3: Cross multiply
    404,611.92x = 606,983.58 × 151,912.26
  4. Step 4: Simplify right side
    404,611.92x = 92,208,247,420.69
  5. Step 5: Solve for x
    x = 92,208,247,420.69/404,611.92
  6. Step 6: Final answer
    x = 227,893.06

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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.