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Finding the Fourth Proportional to 2,047.83, 3,069.41 and 877.25

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Solution

The fourth proportional to 2,047.83, 3,069.41 and 877.25 is: 1,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.83 : 3,069.41 = 877.25 : x
  2. Step 2: Convert to fraction form
    2,047.83/3,069.41 = 877.25/x
  3. Step 3: Cross multiply
    2,047.83x = 3,069.41 × 877.25
  4. Step 4: Simplify right side
    2,047.83x = 2,692,620.19
  5. Step 5: Solve for x
    x = 2,692,620.19/2,047.83
  6. Step 6: Final answer
    x = 1,314.87

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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.