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Finding the Fourth Proportional to 271,656.68, 374,884.56 and 150,815.48

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Solution

The fourth proportional to 271,656.68, 374,884.56 and 150,815.48 is: 208,124.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,656.68 : 374,884.56 = 150,815.48 : x
  2. Step 2: Convert to fraction form
    271,656.68/374,884.56 = 150,815.48/x
  3. Step 3: Cross multiply
    271,656.68x = 374,884.56 × 150,815.48
  4. Step 4: Simplify right side
    271,656.68x = 56,538,394,860.99
  5. Step 5: Solve for x
    x = 56,538,394,860.99/271,656.68
  6. Step 6: Final answer
    x = 208,124.44

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1.5x scale

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.