Home / 491,103.15-677,717.42-273,308.18

Finding the Fourth Proportional to 491,103.15, 677,717.42 and 273,308.18

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Solution

The fourth proportional to 491,103.15, 677,717.42 and 273,308.18 is: 377,162.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,103.15 : 677,717.42 = 273,308.18 : x
  2. Step 2: Convert to fraction form
    491,103.15/677,717.42 = 273,308.18/x
  3. Step 3: Cross multiply
    491,103.15x = 677,717.42 × 273,308.18
  4. Step 4: Simplify right side
    491,103.15x = 185,225,709,859.37
  5. Step 5: Solve for x
    x = 185,225,709,859.37/491,103.15
  6. Step 6: Final answer
    x = 377,162.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.