Home / 682,584.87-941,969.91-376,670.20

Finding the Fourth Proportional to 682,584.87, 941,969.91 and 376,670.20

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Solution

The fourth proportional to 682,584.87, 941,969.91 and 376,670.20 is: 519,806.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,584.87 : 941,969.91 = 376,670.20 : x
  2. Step 2: Convert to fraction form
    682,584.87/941,969.91 = 376,670.20/x
  3. Step 3: Cross multiply
    682,584.87x = 941,969.91 × 376,670.20
  4. Step 4: Simplify right side
    682,584.87x = 354,811,993,098.69
  5. Step 5: Solve for x
    x = 354,811,993,098.69/682,584.87
  6. Step 6: Final answer
    x = 519,806.41

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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.