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Finding the Fourth Proportional to 271,436.91, 374,627.85 and 150,617.11

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Solution

The fourth proportional to 271,436.91, 374,627.85 and 150,617.11 is: 207,876.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,436.91 : 374,627.85 = 150,617.11 : x
  2. Step 2: Convert to fraction form
    271,436.91/374,627.85 = 150,617.11/x
  3. Step 3: Cross multiply
    271,436.91x = 374,627.85 × 150,617.11
  4. Step 4: Simplify right side
    271,436.91x = 56,425,364,092.51
  5. Step 5: Solve for x
    x = 56,425,364,092.51/271,436.91
  6. Step 6: Final answer
    x = 207,876.53

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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.