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Finding the Fourth Proportional to 2,048.44, 3,072.09 and 567.31

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Solution

The fourth proportional to 2,048.44, 3,072.09 and 567.31 is: 850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.44 : 3,072.09 = 567.31 : x
  2. Step 2: Convert to fraction form
    2,048.44/3,072.09 = 567.31/x
  3. Step 3: Cross multiply
    2,048.44x = 3,072.09 × 567.31
  4. Step 4: Simplify right side
    2,048.44x = 1,742,827.38
  5. Step 5: Solve for x
    x = 1,742,827.38/2,048.44
  6. Step 6: Final answer
    x = 850.81

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Why These Related Problems?

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