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Finding the Fourth Proportional to 697.70, 1,046.52 and 184.70

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Solution

The fourth proportional to 697.70, 1,046.52 and 184.70 is: 277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.70 : 1,046.52 = 184.70 : x
  2. Step 2: Convert to fraction form
    697.70/1,046.52 = 184.70/x
  3. Step 3: Cross multiply
    697.70x = 1,046.52 × 184.70
  4. Step 4: Simplify right side
    697.70x = 193,292.24
  5. Step 5: Solve for x
    x = 193,292.24/697.70
  6. Step 6: Final answer
    x = 277.04

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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.