Home / 694,028.58-957,696.96-403,642.83

Finding the Fourth Proportional to 694,028.58, 957,696.96 and 403,642.83

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Solution

The fourth proportional to 694,028.58, 957,696.96 and 403,642.83 is: 556,990.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,028.58 : 957,696.96 = 403,642.83 : x
  2. Step 2: Convert to fraction form
    694,028.58/957,696.96 = 403,642.83/x
  3. Step 3: Cross multiply
    694,028.58x = 957,696.96 × 403,642.83
  4. Step 4: Simplify right side
    694,028.58x = 386,567,511,216.80
  5. Step 5: Solve for x
    x = 386,567,511,216.80/694,028.58
  6. Step 6: Final answer
    x = 556,990.77

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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.