Home / 354,146.21-531,530.96-185,786.85

Finding the Fourth Proportional to 354,146.21, 531,530.96 and 185,786.85

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Solution

The fourth proportional to 354,146.21, 531,530.96 and 185,786.85 is: 278,843.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,146.21 : 531,530.96 = 185,786.85 : x
  2. Step 2: Convert to fraction form
    354,146.21/531,530.96 = 185,786.85/x
  3. Step 3: Cross multiply
    354,146.21x = 531,530.96 × 185,786.85
  4. Step 4: Simplify right side
    354,146.21x = 98,751,461,806.94
  5. Step 5: Solve for x
    x = 98,751,461,806.94/354,146.21
  6. Step 6: Final answer
    x = 278,843.77

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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.