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Finding the Fourth Proportional to 271,099, 374,099.64 and 150,233.20

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Solution

The fourth proportional to 271,099, 374,099.64 and 150,233.20 is: 207,312.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,099 : 374,099.64 = 150,233.20 : x
  2. Step 2: Convert to fraction form
    271,099/374,099.64 = 150,233.20/x
  3. Step 3: Cross multiply
    271,099x = 374,099.64 × 150,233.20
  4. Step 4: Simplify right side
    271,099x = 56,202,186,036.05
  5. Step 5: Solve for x
    x = 56,202,186,036.05/271,099
  6. Step 6: Final answer
    x = 207,312.41

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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.