Home / 218,766.94-329,332.37-196,770.62

Finding the Fourth Proportional to 218,766.94, 329,332.37 and 196,770.62

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Solution

The fourth proportional to 218,766.94, 329,332.37 and 196,770.62 is: 296,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,766.94 : 329,332.37 = 196,770.62 : x
  2. Step 2: Convert to fraction form
    218,766.94/329,332.37 = 196,770.62/x
  3. Step 3: Cross multiply
    218,766.94x = 329,332.37 × 196,770.62
  4. Step 4: Simplify right side
    218,766.94x = 64,802,934,630.97
  5. Step 5: Solve for x
    x = 64,802,934,630.97/218,766.94
  6. Step 6: Final answer
    x = 296,219.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.