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Finding the Fourth Proportional to 5,433.66, 7,479.42 and 4,733.82

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Solution

The fourth proportional to 5,433.66, 7,479.42 and 4,733.82 is: 6,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.66 : 7,479.42 = 4,733.82 : x
  2. Step 2: Convert to fraction form
    5,433.66/7,479.42 = 4,733.82/x
  3. Step 3: Cross multiply
    5,433.66x = 7,479.42 × 4,733.82
  4. Step 4: Simplify right side
    5,433.66x = 35,406,227.98
  5. Step 5: Solve for x
    x = 35,406,227.98/5,433.66
  6. Step 6: Final answer
    x = 6,516.09

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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.