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Finding the Fourth Proportional to 2,495.71, 3,745.68 and 1,197.46

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Solution

The fourth proportional to 2,495.71, 3,745.68 and 1,197.46 is: 1,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495.71 : 3,745.68 = 1,197.46 : x
  2. Step 2: Convert to fraction form
    2,495.71/3,745.68 = 1,197.46/x
  3. Step 3: Cross multiply
    2,495.71x = 3,745.68 × 1,197.46
  4. Step 4: Simplify right side
    2,495.71x = 4,485,301.97
  5. Step 5: Solve for x
    x = 4,485,301.97/2,495.71
  6. Step 6: Final answer
    x = 1,797.20

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1.5x scale

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.