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Finding the Fourth Proportional to 234,493.86, 351,737.64 and 57,000.36

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Solution

The fourth proportional to 234,493.86, 351,737.64 and 57,000.36 is: 85,499.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,493.86 : 351,737.64 = 57,000.36 : x
  2. Step 2: Convert to fraction form
    234,493.86/351,737.64 = 57,000.36/x
  3. Step 3: Cross multiply
    234,493.86x = 351,737.64 × 57,000.36
  4. Step 4: Simplify right side
    234,493.86x = 20,049,172,105.55
  5. Step 5: Solve for x
    x = 20,049,172,105.55/234,493.86
  6. Step 6: Final answer
    x = 85,499.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.