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Finding the Fourth Proportional to 1,518.82, 2,095.95 and 995.83

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Solution

The fourth proportional to 1,518.82, 2,095.95 and 995.83 is: 1,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.82 : 2,095.95 = 995.83 : x
  2. Step 2: Convert to fraction form
    1,518.82/2,095.95 = 995.83/x
  3. Step 3: Cross multiply
    1,518.82x = 2,095.95 × 995.83
  4. Step 4: Simplify right side
    1,518.82x = 2,087,209.89
  5. Step 5: Solve for x
    x = 2,087,209.89/1,518.82
  6. Step 6: Final answer
    x = 1,374.23

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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.