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Finding the Fourth Proportional to 2,396, 3,306.66 and 1,348.16

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Solution

The fourth proportional to 2,396, 3,306.66 and 1,348.16 is: 1,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396 : 3,306.66 = 1,348.16 : x
  2. Step 2: Convert to fraction form
    2,396/3,306.66 = 1,348.16/x
  3. Step 3: Cross multiply
    2,396x = 3,306.66 × 1,348.16
  4. Step 4: Simplify right side
    2,396x = 4,457,906.75
  5. Step 5: Solve for x
    x = 4,457,906.75/2,396
  6. Step 6: Final answer
    x = 1,860.56

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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.