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Finding the Fourth Proportional to 3,047.16, 4,559.22 and 2,862.84

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Solution

The fourth proportional to 3,047.16, 4,559.22 and 2,862.84 is: 4,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.16 : 4,559.22 = 2,862.84 : x
  2. Step 2: Convert to fraction form
    3,047.16/4,559.22 = 2,862.84/x
  3. Step 3: Cross multiply
    3,047.16x = 4,559.22 × 2,862.84
  4. Step 4: Simplify right side
    3,047.16x = 13,052,317.38
  5. Step 5: Solve for x
    x = 13,052,317.38/3,047.16
  6. Step 6: Final answer
    x = 4,283.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.