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Finding the Fourth Proportional to 5,846.81, 8,749.37 and 4,684.28

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Solution

The fourth proportional to 5,846.81, 8,749.37 and 4,684.28 is: 7,009.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,846.81 : 8,749.37 = 4,684.28 : x
  2. Step 2: Convert to fraction form
    5,846.81/8,749.37 = 4,684.28/x
  3. Step 3: Cross multiply
    5,846.81x = 8,749.37 × 4,684.28
  4. Step 4: Simplify right side
    5,846.81x = 40,984,489.73
  5. Step 5: Solve for x
    x = 40,984,489.73/5,846.81
  6. Step 6: Final answer
    x = 7,009.72

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1.5x scale

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.