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Finding the Fourth Proportional to 2,950.14, 4,071.19 and 1,771.21

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Solution

The fourth proportional to 2,950.14, 4,071.19 and 1,771.21 is: 2,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.14 : 4,071.19 = 1,771.21 : x
  2. Step 2: Convert to fraction form
    2,950.14/4,071.19 = 1,771.21/x
  3. Step 3: Cross multiply
    2,950.14x = 4,071.19 × 1,771.21
  4. Step 4: Simplify right side
    2,950.14x = 7,210,917.83
  5. Step 5: Solve for x
    x = 7,210,917.83/2,950.14
  6. Step 6: Final answer
    x = 2,444.26

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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.