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Finding the Fourth Proportional to 271,351.80, 374,461.92 and 150,493.32

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Solution

The fourth proportional to 271,351.80, 374,461.92 and 150,493.32 is: 207,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,351.80 : 374,461.92 = 150,493.32 : x
  2. Step 2: Convert to fraction form
    271,351.80/374,461.92 = 150,493.32/x
  3. Step 3: Cross multiply
    271,351.80x = 374,461.92 × 150,493.32
  4. Step 4: Simplify right side
    271,351.80x = 56,354,017,554.37
  5. Step 5: Solve for x
    x = 56,354,017,554.37/271,351.80
  6. Step 6: Final answer
    x = 207,678.80

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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.