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Finding the Fourth Proportional to 365,168.75, 547,745.84 and 165,451.91

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Solution

The fourth proportional to 365,168.75, 547,745.84 and 165,451.91 is: 248,174.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,168.75 : 547,745.84 = 165,451.91 : x
  2. Step 2: Convert to fraction form
    365,168.75/547,745.84 = 165,451.91/x
  3. Step 3: Cross multiply
    365,168.75x = 547,745.84 × 165,451.91
  4. Step 4: Simplify right side
    365,168.75x = 90,625,594,595.29
  5. Step 5: Solve for x
    x = 90,625,594,595.29/365,168.75
  6. Step 6: Final answer
    x = 248,174.56

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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.