Home / 679,558.41-1,019,313.99-174,123.54

Finding the Fourth Proportional to 679,558.41, 1,019,313.99 and 174,123.54

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Solution

The fourth proportional to 679,558.41, 1,019,313.99 and 174,123.54 is: 261,179.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,558.41 : 1,019,313.99 = 174,123.54 : x
  2. Step 2: Convert to fraction form
    679,558.41/1,019,313.99 = 174,123.54/x
  3. Step 3: Cross multiply
    679,558.41x = 1,019,313.99 × 174,123.54
  4. Step 4: Simplify right side
    679,558.41x = 177,486,560,310.33
  5. Step 5: Solve for x
    x = 177,486,560,310.33/679,558.41
  6. Step 6: Final answer
    x = 261,179.26

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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.