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Finding the Fourth Proportional to 3,076, 4,244.94 and 1,834

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Solution

The fourth proportional to 3,076, 4,244.94 and 1,834 is: 2,530.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076 : 4,244.94 = 1,834 : x
  2. Step 2: Convert to fraction form
    3,076/4,244.94 = 1,834/x
  3. Step 3: Cross multiply
    3,076x = 4,244.94 × 1,834
  4. Step 4: Simplify right side
    3,076x = 7,785,219.96
  5. Step 5: Solve for x
    x = 7,785,219.96/3,076
  6. Step 6: Final answer
    x = 2,530.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.