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Finding the Fourth Proportional to 271,351.50, 374,469.75 and 150,498.06

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Solution

The fourth proportional to 271,351.50, 374,469.75 and 150,498.06 is: 207,689.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,351.50 : 374,469.75 = 150,498.06 : x
  2. Step 2: Convert to fraction form
    271,351.50/374,469.75 = 150,498.06/x
  3. Step 3: Cross multiply
    271,351.50x = 374,469.75 × 150,498.06
  4. Step 4: Simplify right side
    271,351.50x = 56,356,970,903.69
  5. Step 5: Solve for x
    x = 56,356,970,903.69/271,351.50
  6. Step 6: Final answer
    x = 207,689.92

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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.