Home / 516,258.12-774,270.39-196,295.85

Finding the Fourth Proportional to 516,258.12, 774,270.39 and 196,295.85

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Solution

The fourth proportional to 516,258.12, 774,270.39 and 196,295.85 is: 294,399.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,258.12 : 774,270.39 = 196,295.85 : x
  2. Step 2: Convert to fraction form
    516,258.12/774,270.39 = 196,295.85/x
  3. Step 3: Cross multiply
    516,258.12x = 774,270.39 × 196,295.85
  4. Step 4: Simplify right side
    516,258.12x = 151,986,064,334.88
  5. Step 5: Solve for x
    x = 151,986,064,334.88/516,258.12
  6. Step 6: Final answer
    x = 294,399.37

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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.