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Finding the Fourth Proportional to 237,804.66, 356,759.64 and 80,028

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Solution

The fourth proportional to 237,804.66, 356,759.64 and 80,028 is: 120,059.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,804.66 : 356,759.64 = 80,028 : x
  2. Step 2: Convert to fraction form
    237,804.66/356,759.64 = 80,028/x
  3. Step 3: Cross multiply
    237,804.66x = 356,759.64 × 80,028
  4. Step 4: Simplify right side
    237,804.66x = 28,550,760,469.92
  5. Step 5: Solve for x
    x = 28,550,760,469.92/237,804.66
  6. Step 6: Final answer
    x = 120,059.72

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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.