Home / 892,153.43-1,231,172.83-484,255.25

Finding the Fourth Proportional to 892,153.43, 1,231,172.83 and 484,255.25

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Solution

The fourth proportional to 892,153.43, 1,231,172.83 and 484,255.25 is: 668,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,153.43 : 1,231,172.83 = 484,255.25 : x
  2. Step 2: Convert to fraction form
    892,153.43/1,231,172.83 = 484,255.25/x
  3. Step 3: Cross multiply
    892,153.43x = 1,231,172.83 × 484,255.25
  4. Step 4: Simplify right side
    892,153.43x = 596,201,906,584.86
  5. Step 5: Solve for x
    x = 596,201,906,584.86/892,153.43
  6. Step 6: Final answer
    x = 668,272.84

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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.