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Finding the Fourth Proportional to 271,351.81, 374,420.64 and 150,473.89

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Solution

The fourth proportional to 271,351.81, 374,420.64 and 150,473.89 is: 207,629.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,351.81 : 374,420.64 = 150,473.89 : x
  2. Step 2: Convert to fraction form
    271,351.81/374,420.64 = 150,473.89/x
  3. Step 3: Cross multiply
    271,351.81x = 374,420.64 × 150,473.89
  4. Step 4: Simplify right side
    271,351.81x = 56,340,530,197.09
  5. Step 5: Solve for x
    x = 56,340,530,197.09/271,351.81
  6. Step 6: Final answer
    x = 207,629.09

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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.