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Finding the Fourth Proportional to 271,415.78, 374,559.78 and 150,553.14

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Solution

The fourth proportional to 271,415.78, 374,559.78 and 150,553.14 is: 207,766.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,415.78 : 374,559.78 = 150,553.14 : x
  2. Step 2: Convert to fraction form
    271,415.78/374,559.78 = 150,553.14/x
  3. Step 3: Cross multiply
    271,415.78x = 374,559.78 × 150,553.14
  4. Step 4: Simplify right side
    271,415.78x = 56,391,150,996.71
  5. Step 5: Solve for x
    x = 56,391,150,996.71/271,415.78
  6. Step 6: Final answer
    x = 207,766.66

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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.