Home / 493,149.12-739,109.76-226,626.24

Finding the Fourth Proportional to 493,149.12, 739,109.76 and 226,626.24

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Solution

The fourth proportional to 493,149.12, 739,109.76 and 226,626.24 is: 339,657.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,149.12 : 739,109.76 = 226,626.24 : x
  2. Step 2: Convert to fraction form
    493,149.12/739,109.76 = 226,626.24/x
  3. Step 3: Cross multiply
    493,149.12x = 739,109.76 × 226,626.24
  4. Step 4: Simplify right side
    493,149.12x = 167,501,665,856.10
  5. Step 5: Solve for x
    x = 167,501,665,856.10/493,149.12
  6. Step 6: Final answer
    x = 339,657.23

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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.