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Finding the Fourth Proportional to 1,770.82, 2,445.50 and 1,459.17

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Solution

The fourth proportional to 1,770.82, 2,445.50 and 1,459.17 is: 2,015.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.82 : 2,445.50 = 1,459.17 : x
  2. Step 2: Convert to fraction form
    1,770.82/2,445.50 = 1,459.17/x
  3. Step 3: Cross multiply
    1,770.82x = 2,445.50 × 1,459.17
  4. Step 4: Simplify right side
    1,770.82x = 3,568,413.05
  5. Step 5: Solve for x
    x = 3,568,413.05/1,770.82
  6. Step 6: Final answer
    x = 2,015.12

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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.