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Finding the Fourth Proportional to 5,335.94, 8,000.24 and 2,868.28

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Solution

The fourth proportional to 5,335.94, 8,000.24 and 2,868.28 is: 4,300.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.94 : 8,000.24 = 2,868.28 : x
  2. Step 2: Convert to fraction form
    5,335.94/8,000.24 = 2,868.28/x
  3. Step 3: Cross multiply
    5,335.94x = 8,000.24 × 2,868.28
  4. Step 4: Simplify right side
    5,335.94x = 22,946,894.05
  5. Step 5: Solve for x
    x = 22,946,894.05/5,335.94
  6. Step 6: Final answer
    x = 4,300.44

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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.