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Finding the Fourth Proportional to 1,796.52, 2,479.14 and 999.82

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Solution

The fourth proportional to 1,796.52, 2,479.14 and 999.82 is: 1,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.52 : 2,479.14 = 999.82 : x
  2. Step 2: Convert to fraction form
    1,796.52/2,479.14 = 999.82/x
  3. Step 3: Cross multiply
    1,796.52x = 2,479.14 × 999.82
  4. Step 4: Simplify right side
    1,796.52x = 2,478,696.85
  5. Step 5: Solve for x
    x = 2,478,696.85/1,796.52
  6. Step 6: Final answer
    x = 1,379.72

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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.