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Finding the Fourth Proportional to 962.98, 1,444.46 and 232.55

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Solution

The fourth proportional to 962.98, 1,444.46 and 232.55 is: 348.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.98 : 1,444.46 = 232.55 : x
  2. Step 2: Convert to fraction form
    962.98/1,444.46 = 232.55/x
  3. Step 3: Cross multiply
    962.98x = 1,444.46 × 232.55
  4. Step 4: Simplify right side
    962.98x = 335,909.17
  5. Step 5: Solve for x
    x = 335,909.17/962.98
  6. Step 6: Final answer
    x = 348.82

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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.