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Finding the Fourth Proportional to 4,818.66, 7,223.67 and 1,739.94

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Solution

The fourth proportional to 4,818.66, 7,223.67 and 1,739.94 is: 2,608.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.66 : 7,223.67 = 1,739.94 : x
  2. Step 2: Convert to fraction form
    4,818.66/7,223.67 = 1,739.94/x
  3. Step 3: Cross multiply
    4,818.66x = 7,223.67 × 1,739.94
  4. Step 4: Simplify right side
    4,818.66x = 12,568,752.38
  5. Step 5: Solve for x
    x = 12,568,752.38/4,818.66
  6. Step 6: Final answer
    x = 2,608.35

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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.