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Finding the Fourth Proportional to 3,162.85, 4,739.85 and 2,466.38

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Solution

The fourth proportional to 3,162.85, 4,739.85 and 2,466.38 is: 3,696.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.85 : 4,739.85 = 2,466.38 : x
  2. Step 2: Convert to fraction form
    3,162.85/4,739.85 = 2,466.38/x
  3. Step 3: Cross multiply
    3,162.85x = 4,739.85 × 2,466.38
  4. Step 4: Simplify right side
    3,162.85x = 11,690,283.09
  5. Step 5: Solve for x
    x = 11,690,283.09/3,162.85
  6. Step 6: Final answer
    x = 3,696.13

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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.