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Finding the Fourth Proportional to 5,527.37, 8,255.88 and 4,749.63

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Solution

The fourth proportional to 5,527.37, 8,255.88 and 4,749.63 is: 7,094.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.37 : 8,255.88 = 4,749.63 : x
  2. Step 2: Convert to fraction form
    5,527.37/8,255.88 = 4,749.63/x
  3. Step 3: Cross multiply
    5,527.37x = 8,255.88 × 4,749.63
  4. Step 4: Simplify right side
    5,527.37x = 39,212,375.32
  5. Step 5: Solve for x
    x = 39,212,375.32/5,527.37
  6. Step 6: Final answer
    x = 7,094.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.