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Finding the Fourth Proportional to 1,234.04, 1,702.94 and 674.52

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Solution

The fourth proportional to 1,234.04, 1,702.94 and 674.52 is: 930.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234.04 : 1,702.94 = 674.52 : x
  2. Step 2: Convert to fraction form
    1,234.04/1,702.94 = 674.52/x
  3. Step 3: Cross multiply
    1,234.04x = 1,702.94 × 674.52
  4. Step 4: Simplify right side
    1,234.04x = 1,148,667.09
  5. Step 5: Solve for x
    x = 1,148,667.09/1,234.04
  6. Step 6: Final answer
    x = 930.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.