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Finding the Fourth Proportional to 4,350.70, 6,520.70 and 2,007.45

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Solution

The fourth proportional to 4,350.70, 6,520.70 and 2,007.45 is: 3,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.70 : 6,520.70 = 2,007.45 : x
  2. Step 2: Convert to fraction form
    4,350.70/6,520.70 = 2,007.45/x
  3. Step 3: Cross multiply
    4,350.70x = 6,520.70 × 2,007.45
  4. Step 4: Simplify right side
    4,350.70x = 13,089,979.22
  5. Step 5: Solve for x
    x = 13,089,979.22/4,350.70
  6. Step 6: Final answer
    x = 3,008.71

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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.