Home / 788,878.22-1,183,317.26-189,839.44

Finding the Fourth Proportional to 788,878.22, 1,183,317.26 and 189,839.44

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Solution

The fourth proportional to 788,878.22, 1,183,317.26 and 189,839.44 is: 284,759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,878.22 : 1,183,317.26 = 189,839.44 : x
  2. Step 2: Convert to fraction form
    788,878.22/1,183,317.26 = 189,839.44/x
  3. Step 3: Cross multiply
    788,878.22x = 1,183,317.26 × 189,839.44
  4. Step 4: Simplify right side
    788,878.22x = 224,640,285,980.73
  5. Step 5: Solve for x
    x = 224,640,285,980.73/788,878.22
  6. Step 6: Final answer
    x = 284,759.14

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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.