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Finding the Fourth Proportional to 3,337.89, 5,007.17 and 1,693.41

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Solution

The fourth proportional to 3,337.89, 5,007.17 and 1,693.41 is: 2,540.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,337.89 : 5,007.17 = 1,693.41 : x
  2. Step 2: Convert to fraction form
    3,337.89/5,007.17 = 1,693.41/x
  3. Step 3: Cross multiply
    3,337.89x = 5,007.17 × 1,693.41
  4. Step 4: Simplify right side
    3,337.89x = 8,479,191.75
  5. Step 5: Solve for x
    x = 8,479,191.75/3,337.89
  6. Step 6: Final answer
    x = 2,540.28

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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.