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Finding the Fourth Proportional to 271,640.66, 374,845.35 and 150,772.44

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Solution

The fourth proportional to 271,640.66, 374,845.35 and 150,772.44 is: 208,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,640.66 : 374,845.35 = 150,772.44 : x
  2. Step 2: Convert to fraction form
    271,640.66/374,845.35 = 150,772.44/x
  3. Step 3: Cross multiply
    271,640.66x = 374,845.35 × 150,772.44
  4. Step 4: Simplify right side
    271,640.66x = 56,516,347,288.29
  5. Step 5: Solve for x
    x = 56,516,347,288.29/271,640.66
  6. Step 6: Final answer
    x = 208,055.55

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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.