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Finding the Fourth Proportional to 271,516.80, 374,692.32 and 150,676.32

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Solution

The fourth proportional to 271,516.80, 374,692.32 and 150,676.32 is: 207,932.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,516.80 : 374,692.32 = 150,676.32 : x
  2. Step 2: Convert to fraction form
    271,516.80/374,692.32 = 150,676.32/x
  3. Step 3: Cross multiply
    271,516.80x = 374,692.32 × 150,676.32
  4. Step 4: Simplify right side
    271,516.80x = 56,457,259,909.86
  5. Step 5: Solve for x
    x = 56,457,259,909.86/271,516.80
  6. Step 6: Final answer
    x = 207,932.84

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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.