Home / 756,249.54-1,043,610.88-412,087.89

Finding the Fourth Proportional to 756,249.54, 1,043,610.88 and 412,087.89

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Solution

The fourth proportional to 756,249.54, 1,043,610.88 and 412,087.89 is: 568,673.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,249.54 : 1,043,610.88 = 412,087.89 : x
  2. Step 2: Convert to fraction form
    756,249.54/1,043,610.88 = 412,087.89/x
  3. Step 3: Cross multiply
    756,249.54x = 1,043,610.88 × 412,087.89
  4. Step 4: Simplify right side
    756,249.54x = 430,059,405,520.24
  5. Step 5: Solve for x
    x = 430,059,405,520.24/756,249.54
  6. Step 6: Final answer
    x = 568,673.94

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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.