Home / 998,576.40-1,496,021.40-932,221.20

Finding the Fourth Proportional to 998,576.40, 1,496,021.40 and 932,221.20

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Solution

The fourth proportional to 998,576.40, 1,496,021.40 and 932,221.20 is: 1,396,611.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,576.40 : 1,496,021.40 = 932,221.20 : x
  2. Step 2: Convert to fraction form
    998,576.40/1,496,021.40 = 932,221.20/x
  3. Step 3: Cross multiply
    998,576.40x = 1,496,021.40 × 932,221.20
  4. Step 4: Simplify right side
    998,576.40x = 1,394,622,864,733.68
  5. Step 5: Solve for x
    x = 1,394,622,864,733.68/998,576.40
  6. Step 6: Final answer
    x = 1,396,611.08

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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.