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Finding the Fourth Proportional to 271,542.55, 374,746.31 and 150,684.12

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Solution

The fourth proportional to 271,542.55, 374,746.31 and 150,684.12 is: 207,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,542.55 : 374,746.31 = 150,684.12 : x
  2. Step 2: Convert to fraction form
    271,542.55/374,746.31 = 150,684.12/x
  3. Step 3: Cross multiply
    271,542.55x = 374,746.31 × 150,684.12
  4. Step 4: Simplify right side
    271,542.55x = 56,468,317,945.60
  5. Step 5: Solve for x
    x = 56,468,317,945.60/271,542.55
  6. Step 6: Final answer
    x = 207,953.85

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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.