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Finding the Fourth Proportional to 3,995.71, 5,984.84 and 3,294.50

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Solution

The fourth proportional to 3,995.71, 5,984.84 and 3,294.50 is: 4,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.71 : 5,984.84 = 3,294.50 : x
  2. Step 2: Convert to fraction form
    3,995.71/5,984.84 = 3,294.50/x
  3. Step 3: Cross multiply
    3,995.71x = 5,984.84 × 3,294.50
  4. Step 4: Simplify right side
    3,995.71x = 19,717,033.69
  5. Step 5: Solve for x
    x = 19,717,033.69/3,995.71
  6. Step 6: Final answer
    x = 4,934.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.