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Finding the Fourth Proportional to 967.40, 1,448.97 and 601.41

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Solution

The fourth proportional to 967.40, 1,448.97 and 601.41 is: 900.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    967.40 : 1,448.97 = 601.41 : x
  2. Step 2: Convert to fraction form
    967.40/1,448.97 = 601.41/x
  3. Step 3: Cross multiply
    967.40x = 1,448.97 × 601.41
  4. Step 4: Simplify right side
    967.40x = 871,425.05
  5. Step 5: Solve for x
    x = 871,425.05/967.40
  6. Step 6: Final answer
    x = 900.79

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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.