Home / 493,027.75-739,043.38-193,390.98

Finding the Fourth Proportional to 493,027.75, 739,043.38 and 193,390.98

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Solution

The fourth proportional to 493,027.75, 739,043.38 and 193,390.98 is: 289,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,027.75 : 739,043.38 = 193,390.98 : x
  2. Step 2: Convert to fraction form
    493,027.75/739,043.38 = 193,390.98/x
  3. Step 3: Cross multiply
    493,027.75x = 739,043.38 × 193,390.98
  4. Step 4: Simplify right side
    493,027.75x = 142,924,323,520.71
  5. Step 5: Solve for x
    x = 142,924,323,520.71/493,027.75
  6. Step 6: Final answer
    x = 289,891.03

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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.