Home / 419,928.37-629,597.22-195,050.05

Finding the Fourth Proportional to 419,928.37, 629,597.22 and 195,050.05

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Solution

The fourth proportional to 419,928.37, 629,597.22 and 195,050.05 is: 292,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,928.37 : 629,597.22 = 195,050.05 : x
  2. Step 2: Convert to fraction form
    419,928.37/629,597.22 = 195,050.05/x
  3. Step 3: Cross multiply
    419,928.37x = 629,597.22 × 195,050.05
  4. Step 4: Simplify right side
    419,928.37x = 122,802,969,240.86
  5. Step 5: Solve for x
    x = 122,802,969,240.86/419,928.37
  6. Step 6: Final answer
    x = 292,437.90

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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.