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Finding the Fourth Proportional to 271,418.72, 374,527.62 and 150,529.72

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Solution

The fourth proportional to 271,418.72, 374,527.62 and 150,529.72 is: 207,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,418.72 : 374,527.62 = 150,529.72 : x
  2. Step 2: Convert to fraction form
    271,418.72/374,527.62 = 150,529.72/x
  3. Step 3: Cross multiply
    271,418.72x = 374,527.62 × 150,529.72
  4. Step 4: Simplify right side
    271,418.72x = 56,377,536,906.79
  5. Step 5: Solve for x
    x = 56,377,536,906.79/271,418.72
  6. Step 6: Final answer
    x = 207,714.25

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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.