Home / 756,251.49-1,043,627.15-412,087.47

Finding the Fourth Proportional to 756,251.49, 1,043,627.15 and 412,087.47

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Solution

The fourth proportional to 756,251.49, 1,043,627.15 and 412,087.47 is: 568,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,251.49 : 1,043,627.15 = 412,087.47 : x
  2. Step 2: Convert to fraction form
    756,251.49/1,043,627.15 = 412,087.47/x
  3. Step 3: Cross multiply
    756,251.49x = 1,043,627.15 × 412,087.47
  4. Step 4: Simplify right side
    756,251.49x = 430,065,667,197.31
  5. Step 5: Solve for x
    x = 430,065,667,197.31/756,251.49
  6. Step 6: Final answer
    x = 568,680.76

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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.