Home / 250,963.36-346,198.80-203,270.56

Finding the Fourth Proportional to 250,963.36, 346,198.80 and 203,270.56

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Solution

The fourth proportional to 250,963.36, 346,198.80 and 203,270.56 is: 280,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,963.36 : 346,198.80 = 203,270.56 : x
  2. Step 2: Convert to fraction form
    250,963.36/346,198.80 = 203,270.56/x
  3. Step 3: Cross multiply
    250,963.36x = 346,198.80 × 203,270.56
  4. Step 4: Simplify right side
    250,963.36x = 70,372,023,947.33
  5. Step 5: Solve for x
    x = 70,372,023,947.33/250,963.36
  6. Step 6: Final answer
    x = 280,407.56

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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.