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Finding the Fourth Proportional to 501,176.40, 751,764.60 and 235,455.90

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Solution

The fourth proportional to 501,176.40, 751,764.60 and 235,455.90 is: 353,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,176.40 : 751,764.60 = 235,455.90 : x
  2. Step 2: Convert to fraction form
    501,176.40/751,764.60 = 235,455.90/x
  3. Step 3: Cross multiply
    501,176.40x = 751,764.60 × 235,455.90
  4. Step 4: Simplify right side
    501,176.40x = 177,007,410,481.14
  5. Step 5: Solve for x
    x = 177,007,410,481.14/501,176.40
  6. Step 6: Final answer
    x = 353,183.85

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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.