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Finding the Fourth Proportional to 697.54, 1,046.23 and 184.58

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Solution

The fourth proportional to 697.54, 1,046.23 and 184.58 is: 276.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.54 : 1,046.23 = 184.58 : x
  2. Step 2: Convert to fraction form
    697.54/1,046.23 = 184.58/x
  3. Step 3: Cross multiply
    697.54x = 1,046.23 × 184.58
  4. Step 4: Simplify right side
    697.54x = 193,113.13
  5. Step 5: Solve for x
    x = 193,113.13/697.54
  6. Step 6: Final answer
    x = 276.85

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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.