Home / 218,764.94-329,329.35-196,768.62

Finding the Fourth Proportional to 218,764.94, 329,329.35 and 196,768.62

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Solution

The fourth proportional to 218,764.94, 329,329.35 and 196,768.62 is: 296,216.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,764.94 : 329,329.35 = 196,768.62 : x
  2. Step 2: Convert to fraction form
    218,764.94/329,329.35 = 196,768.62/x
  3. Step 3: Cross multiply
    218,764.94x = 329,329.35 × 196,768.62
  4. Step 4: Simplify right side
    218,764.94x = 64,801,681,725.00
  5. Step 5: Solve for x
    x = 64,801,681,725.00/218,764.94
  6. Step 6: Final answer
    x = 296,216.04

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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.