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Finding the Fourth Proportional to 963.04, 1,442.46 and 596.68

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Solution

The fourth proportional to 963.04, 1,442.46 and 596.68 is: 893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.04 : 1,442.46 = 596.68 : x
  2. Step 2: Convert to fraction form
    963.04/1,442.46 = 596.68/x
  3. Step 3: Cross multiply
    963.04x = 1,442.46 × 596.68
  4. Step 4: Simplify right side
    963.04x = 860,687.03
  5. Step 5: Solve for x
    x = 860,687.03/963.04
  6. Step 6: Final answer
    x = 893.72

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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.