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Finding the Fourth Proportional to 5,943.96, 8,899.52 and 4,478.67

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Solution

The fourth proportional to 5,943.96, 8,899.52 and 4,478.67 is: 6,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,943.96 : 8,899.52 = 4,478.67 : x
  2. Step 2: Convert to fraction form
    5,943.96/8,899.52 = 4,478.67/x
  3. Step 3: Cross multiply
    5,943.96x = 8,899.52 × 4,478.67
  4. Step 4: Simplify right side
    5,943.96x = 39,857,990.85
  5. Step 5: Solve for x
    x = 39,857,990.85/5,943.96
  6. Step 6: Final answer
    x = 6,705.63

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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.