Home / 751,573.42-1,037,236.60-412,107.28

Finding the Fourth Proportional to 751,573.42, 1,037,236.60 and 412,107.28

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Solution

The fourth proportional to 751,573.42, 1,037,236.60 and 412,107.28 is: 568,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,573.42 : 1,037,236.60 = 412,107.28 : x
  2. Step 2: Convert to fraction form
    751,573.42/1,037,236.60 = 412,107.28/x
  3. Step 3: Cross multiply
    751,573.42x = 1,037,236.60 × 412,107.28
  4. Step 4: Simplify right side
    751,573.42x = 427,452,753,942.45
  5. Step 5: Solve for x
    x = 427,452,753,942.45/751,573.42
  6. Step 6: Final answer
    x = 568,743.84

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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.