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Finding the Fourth Proportional to 362,442.06, 543,524.57 and 119,226.55

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Solution

The fourth proportional to 362,442.06, 543,524.57 and 119,226.55 is: 178,794.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,442.06 : 543,524.57 = 119,226.55 : x
  2. Step 2: Convert to fraction form
    362,442.06/543,524.57 = 119,226.55/x
  3. Step 3: Cross multiply
    362,442.06x = 543,524.57 × 119,226.55
  4. Step 4: Simplify right side
    362,442.06x = 64,802,559,321.33
  5. Step 5: Solve for x
    x = 64,802,559,321.33/362,442.06
  6. Step 6: Final answer
    x = 178,794.26

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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.