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Finding the Fourth Proportional to 2,367.65, 3,266.51 and 1,372.38

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Solution

The fourth proportional to 2,367.65, 3,266.51 and 1,372.38 is: 1,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.65 : 3,266.51 = 1,372.38 : x
  2. Step 2: Convert to fraction form
    2,367.65/3,266.51 = 1,372.38/x
  3. Step 3: Cross multiply
    2,367.65x = 3,266.51 × 1,372.38
  4. Step 4: Simplify right side
    2,367.65x = 4,482,886.13
  5. Step 5: Solve for x
    x = 4,482,886.13/2,367.65
  6. Step 6: Final answer
    x = 1,893.39

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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.