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Finding the Fourth Proportional to 1,362, 2,040.02 and 995.96

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Solution

The fourth proportional to 1,362, 2,040.02 and 995.96 is: 1,491.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362 : 2,040.02 = 995.96 : x
  2. Step 2: Convert to fraction form
    1,362/2,040.02 = 995.96/x
  3. Step 3: Cross multiply
    1,362x = 2,040.02 × 995.96
  4. Step 4: Simplify right side
    1,362x = 2,031,778.32
  5. Step 5: Solve for x
    x = 2,031,778.32/1,362
  6. Step 6: Final answer
    x = 1,491.76

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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.