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Finding the Fourth Proportional to 271,408.40, 374,588.48 and 150,588.56

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Solution

The fourth proportional to 271,408.40, 374,588.48 and 150,588.56 is: 207,837.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,408.40 : 374,588.48 = 150,588.56 : x
  2. Step 2: Convert to fraction form
    271,408.40/374,588.48 = 150,588.56/x
  3. Step 3: Cross multiply
    271,408.40x = 374,588.48 × 150,588.56
  4. Step 4: Simplify right side
    271,408.40x = 56,408,739,795.79
  5. Step 5: Solve for x
    x = 56,408,739,795.79/271,408.40
  6. Step 6: Final answer
    x = 207,837.12

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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.