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Finding the Fourth Proportional to 296,181.72, 408,600.92 and 173,611.96

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Solution

The fourth proportional to 296,181.72, 408,600.92 and 173,611.96 is: 239,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,181.72 : 408,600.92 = 173,611.96 : x
  2. Step 2: Convert to fraction form
    296,181.72/408,600.92 = 173,611.96/x
  3. Step 3: Cross multiply
    296,181.72x = 408,600.92 × 173,611.96
  4. Step 4: Simplify right side
    296,181.72x = 70,938,005,991.53
  5. Step 5: Solve for x
    x = 70,938,005,991.53/296,181.72
  6. Step 6: Final answer
    x = 239,508.39

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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.