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Finding the Fourth Proportional to 5,495.71, 8,243.85 and 1,600.42

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Solution

The fourth proportional to 5,495.71, 8,243.85 and 1,600.42 is: 2,400.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,495.71 : 8,243.85 = 1,600.42 : x
  2. Step 2: Convert to fraction form
    5,495.71/8,243.85 = 1,600.42/x
  3. Step 3: Cross multiply
    5,495.71x = 8,243.85 × 1,600.42
  4. Step 4: Simplify right side
    5,495.71x = 13,193,622.42
  5. Step 5: Solve for x
    x = 13,193,622.42/5,495.71
  6. Step 6: Final answer
    x = 2,400.71

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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.