Home / 728,944.38-1,093,342.74-196,519.23

Finding the Fourth Proportional to 728,944.38, 1,093,342.74 and 196,519.23

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Solution

The fourth proportional to 728,944.38, 1,093,342.74 and 196,519.23 is: 294,758.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,944.38 : 1,093,342.74 = 196,519.23 : x
  2. Step 2: Convert to fraction form
    728,944.38/1,093,342.74 = 196,519.23/x
  3. Step 3: Cross multiply
    728,944.38x = 1,093,342.74 × 196,519.23
  4. Step 4: Simplify right side
    728,944.38x = 214,862,873,390.89
  5. Step 5: Solve for x
    x = 214,862,873,390.89/728,944.38
  6. Step 6: Final answer
    x = 294,758.94

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Double scale
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1.5x scale

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.