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Finding the Fourth Proportional to 1,259.56, 1,733.88 and 1,092.79

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Solution

The fourth proportional to 1,259.56, 1,733.88 and 1,092.79 is: 1,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259.56 : 1,733.88 = 1,092.79 : x
  2. Step 2: Convert to fraction form
    1,259.56/1,733.88 = 1,092.79/x
  3. Step 3: Cross multiply
    1,259.56x = 1,733.88 × 1,092.79
  4. Step 4: Simplify right side
    1,259.56x = 1,894,766.73
  5. Step 5: Solve for x
    x = 1,894,766.73/1,259.56
  6. Step 6: Final answer
    x = 1,504.31

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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.