Home / 682,550.07-941,918.01-376,626.21

Finding the Fourth Proportional to 682,550.07, 941,918.01 and 376,626.21

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Solution

The fourth proportional to 682,550.07, 941,918.01 and 376,626.21 is: 519,743.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,550.07 : 941,918.01 = 376,626.21 : x
  2. Step 2: Convert to fraction form
    682,550.07/941,918.01 = 376,626.21/x
  3. Step 3: Cross multiply
    682,550.07x = 941,918.01 × 376,626.21
  4. Step 4: Simplify right side
    682,550.07x = 354,751,010,237.04
  5. Step 5: Solve for x
    x = 354,751,010,237.04/682,550.07
  6. Step 6: Final answer
    x = 519,743.57

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1.5x scale

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.