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Finding the Fourth Proportional to 296,181.31, 408,600.36 and 173,611.54

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Solution

The fourth proportional to 296,181.31, 408,600.36 and 173,611.54 is: 239,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,181.31 : 408,600.36 = 173,611.54 : x
  2. Step 2: Convert to fraction form
    296,181.31/408,600.36 = 173,611.54/x
  3. Step 3: Cross multiply
    296,181.31x = 408,600.36 × 173,611.54
  4. Step 4: Simplify right side
    296,181.31x = 70,937,737,744.15
  5. Step 5: Solve for x
    x = 70,937,737,744.15/296,181.31
  6. Step 6: Final answer
    x = 239,507.81

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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.