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Finding the Fourth Proportional to 3,596.88, 5,394.33 and 1,516.89

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Solution

The fourth proportional to 3,596.88, 5,394.33 and 1,516.89 is: 2,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,596.88 : 5,394.33 = 1,516.89 : x
  2. Step 2: Convert to fraction form
    3,596.88/5,394.33 = 1,516.89/x
  3. Step 3: Cross multiply
    3,596.88x = 5,394.33 × 1,516.89
  4. Step 4: Simplify right side
    3,596.88x = 8,182,605.23
  5. Step 5: Solve for x
    x = 8,182,605.23/3,596.88
  6. Step 6: Final answer
    x = 2,274.92

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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.