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Finding the Fourth Proportional to 271,342.53, 374,475.11 and 150,522.78

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Solution

The fourth proportional to 271,342.53, 374,475.11 and 150,522.78 is: 207,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,342.53 : 374,475.11 = 150,522.78 : x
  2. Step 2: Convert to fraction form
    271,342.53/374,475.11 = 150,522.78/x
  3. Step 3: Cross multiply
    271,342.53x = 374,475.11 × 150,522.78
  4. Step 4: Simplify right side
    271,342.53x = 56,367,034,598.01
  5. Step 5: Solve for x
    x = 56,367,034,598.01/271,342.53
  6. Step 6: Final answer
    x = 207,733.87

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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.