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Finding the Fourth Proportional to 962.97, 1,444.52 and 329.48

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Solution

The fourth proportional to 962.97, 1,444.52 and 329.48 is: 494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.97 : 1,444.52 = 329.48 : x
  2. Step 2: Convert to fraction form
    962.97/1,444.52 = 329.48/x
  3. Step 3: Cross multiply
    962.97x = 1,444.52 × 329.48
  4. Step 4: Simplify right side
    962.97x = 475,931.58
  5. Step 5: Solve for x
    x = 475,931.58/962.97
  6. Step 6: Final answer
    x = 494.23

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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.