Home / 998,640.56-1,498,338.14-599,559.57

Finding the Fourth Proportional to 998,640.56, 1,498,338.14 and 599,559.57

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Solution

The fourth proportional to 998,640.56, 1,498,338.14 and 599,559.57 is: 899,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,640.56 : 1,498,338.14 = 599,559.57 : x
  2. Step 2: Convert to fraction form
    998,640.56/1,498,338.14 = 599,559.57/x
  3. Step 3: Cross multiply
    998,640.56x = 1,498,338.14 × 599,559.57
  4. Step 4: Simplify right side
    998,640.56x = 898,342,967,935.20
  5. Step 5: Solve for x
    x = 898,342,967,935.20/998,640.56
  6. Step 6: Final answer
    x = 899,565.87

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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.