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Finding the Fourth Proportional to 4,799.52, 7,200.27 and 1,512.93

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Solution

The fourth proportional to 4,799.52, 7,200.27 and 1,512.93 is: 2,269.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,799.52 : 7,200.27 = 1,512.93 : x
  2. Step 2: Convert to fraction form
    4,799.52/7,200.27 = 1,512.93/x
  3. Step 3: Cross multiply
    4,799.52x = 7,200.27 × 1,512.93
  4. Step 4: Simplify right side
    4,799.52x = 10,893,504.49
  5. Step 5: Solve for x
    x = 10,893,504.49/4,799.52
  6. Step 6: Final answer
    x = 2,269.71

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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.