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Finding the Fourth Proportional to 5,910.40, 8,846.40 and 4,604.80

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Solution

The fourth proportional to 5,910.40, 8,846.40 and 4,604.80 is: 6,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.40 : 8,846.40 = 4,604.80 : x
  2. Step 2: Convert to fraction form
    5,910.40/8,846.40 = 4,604.80/x
  3. Step 3: Cross multiply
    5,910.40x = 8,846.40 × 4,604.80
  4. Step 4: Simplify right side
    5,910.40x = 40,735,902.72
  5. Step 5: Solve for x
    x = 40,735,902.72/5,910.40
  6. Step 6: Final answer
    x = 6,892.24

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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.