Home / 998,556.66-1,377,671.67-568,532.58

Finding the Fourth Proportional to 998,556.66, 1,377,671.67 and 568,532.58

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Solution

The fourth proportional to 998,556.66, 1,377,671.67 and 568,532.58 is: 784,383.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,556.66 : 1,377,671.67 = 568,532.58 : x
  2. Step 2: Convert to fraction form
    998,556.66/1,377,671.67 = 568,532.58/x
  3. Step 3: Cross multiply
    998,556.66x = 1,377,671.67 × 568,532.58
  4. Step 4: Simplify right side
    998,556.66x = 783,251,228,938.01
  5. Step 5: Solve for x
    x = 783,251,228,938.01/998,556.66
  6. Step 6: Final answer
    x = 784,383.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.