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Finding the Fourth Proportional to 2,367.12, 3,265.16 and 1,894.49

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Solution

The fourth proportional to 2,367.12, 3,265.16 and 1,894.49 is: 2,613.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.12 : 3,265.16 = 1,894.49 : x
  2. Step 2: Convert to fraction form
    2,367.12/3,265.16 = 1,894.49/x
  3. Step 3: Cross multiply
    2,367.12x = 3,265.16 × 1,894.49
  4. Step 4: Simplify right side
    2,367.12x = 6,185,810.07
  5. Step 5: Solve for x
    x = 6,185,810.07/2,367.12
  6. Step 6: Final answer
    x = 2,613.22

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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.