Home / 676,471.65-1,014,852.89-196,707.79

Finding the Fourth Proportional to 676,471.65, 1,014,852.89 and 196,707.79

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Solution

The fourth proportional to 676,471.65, 1,014,852.89 and 196,707.79 is: 295,103.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,471.65 : 1,014,852.89 = 196,707.79 : x
  2. Step 2: Convert to fraction form
    676,471.65/1,014,852.89 = 196,707.79/x
  3. Step 3: Cross multiply
    676,471.65x = 1,014,852.89 × 196,707.79
  4. Step 4: Simplify right side
    676,471.65x = 199,629,469,167.01
  5. Step 5: Solve for x
    x = 199,629,469,167.01/676,471.65
  6. Step 6: Final answer
    x = 295,103.97

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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.