Home / 349,769.52-482,621.76-196,786.44

Finding the Fourth Proportional to 349,769.52, 482,621.76 and 196,786.44

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Solution

The fourth proportional to 349,769.52, 482,621.76 and 196,786.44 is: 271,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,769.52 : 482,621.76 = 196,786.44 : x
  2. Step 2: Convert to fraction form
    349,769.52/482,621.76 = 196,786.44/x
  3. Step 3: Cross multiply
    349,769.52x = 482,621.76 × 196,786.44
  4. Step 4: Simplify right side
    349,769.52x = 94,973,418,016.93
  5. Step 5: Solve for x
    x = 94,973,418,016.93/349,769.52
  6. Step 6: Final answer
    x = 271,531.43

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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.