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Finding the Fourth Proportional to 6,048, 9,072.12 and 1,944

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Solution

The fourth proportional to 6,048, 9,072.12 and 1,944 is: 2,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,048 : 9,072.12 = 1,944 : x
  2. Step 2: Convert to fraction form
    6,048/9,072.12 = 1,944/x
  3. Step 3: Cross multiply
    6,048x = 9,072.12 × 1,944
  4. Step 4: Simplify right side
    6,048x = 17,636,201.28
  5. Step 5: Solve for x
    x = 17,636,201.28/6,048
  6. Step 6: Final answer
    x = 2,916.04

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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.