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Finding the Fourth Proportional to 2,283.66, 3,425.96 and 967.41

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Solution

The fourth proportional to 2,283.66, 3,425.96 and 967.41 is: 1,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.66 : 3,425.96 = 967.41 : x
  2. Step 2: Convert to fraction form
    2,283.66/3,425.96 = 967.41/x
  3. Step 3: Cross multiply
    2,283.66x = 3,425.96 × 967.41
  4. Step 4: Simplify right side
    2,283.66x = 3,314,307.96
  5. Step 5: Solve for x
    x = 3,314,307.96/2,283.66
  6. Step 6: Final answer
    x = 1,451.31

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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.