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Finding the Fourth Proportional to 4,000.83, 5,995.53 and 2,938.31

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Solution

The fourth proportional to 4,000.83, 5,995.53 and 2,938.31 is: 4,403.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.83 : 5,995.53 = 2,938.31 : x
  2. Step 2: Convert to fraction form
    4,000.83/5,995.53 = 2,938.31/x
  3. Step 3: Cross multiply
    4,000.83x = 5,995.53 × 2,938.31
  4. Step 4: Simplify right side
    4,000.83x = 17,616,729.72
  5. Step 5: Solve for x
    x = 17,616,729.72/4,000.83
  6. Step 6: Final answer
    x = 4,403.26

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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.