Home / 455,922.06-628,380.53-333,213.60

Finding the Fourth Proportional to 455,922.06, 628,380.53 and 333,213.60

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Solution

The fourth proportional to 455,922.06, 628,380.53 and 333,213.60 is: 459,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,922.06 : 628,380.53 = 333,213.60 : x
  2. Step 2: Convert to fraction form
    455,922.06/628,380.53 = 333,213.60/x
  3. Step 3: Cross multiply
    455,922.06x = 628,380.53 × 333,213.60
  4. Step 4: Simplify right side
    455,922.06x = 209,384,936,905.14
  5. Step 5: Solve for x
    x = 209,384,936,905.14/455,922.06
  6. Step 6: Final answer
    x = 459,255.99

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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.