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Finding the Fourth Proportional to 4,992.52, 6,893.34 and 4,003.24

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Solution

The fourth proportional to 4,992.52, 6,893.34 and 4,003.24 is: 5,527.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.52 : 6,893.34 = 4,003.24 : x
  2. Step 2: Convert to fraction form
    4,992.52/6,893.34 = 4,003.24/x
  3. Step 3: Cross multiply
    4,992.52x = 6,893.34 × 4,003.24
  4. Step 4: Simplify right side
    4,992.52x = 27,595,694.42
  5. Step 5: Solve for x
    x = 27,595,694.42/4,992.52
  6. Step 6: Final answer
    x = 5,527.41

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1.5x scale

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.