Home / 984,691.52-1,477,194.96-416,078.21

Finding the Fourth Proportional to 984,691.52, 1,477,194.96 and 416,078.21

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Solution

The fourth proportional to 984,691.52, 1,477,194.96 and 416,078.21 is: 624,183.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,691.52 : 1,477,194.96 = 416,078.21 : x
  2. Step 2: Convert to fraction form
    984,691.52/1,477,194.96 = 416,078.21/x
  3. Step 3: Cross multiply
    984,691.52x = 1,477,194.96 × 416,078.21
  4. Step 4: Simplify right side
    984,691.52x = 614,628,634,777.82
  5. Step 5: Solve for x
    x = 614,628,634,777.82/984,691.52
  6. Step 6: Final answer
    x = 624,183.94

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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.