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Finding the Fourth Proportional to 2,023.08, 3,034.46 and 655.08

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Solution

The fourth proportional to 2,023.08, 3,034.46 and 655.08 is: 982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.08 : 3,034.46 = 655.08 : x
  2. Step 2: Convert to fraction form
    2,023.08/3,034.46 = 655.08/x
  3. Step 3: Cross multiply
    2,023.08x = 3,034.46 × 655.08
  4. Step 4: Simplify right side
    2,023.08x = 1,987,814.06
  5. Step 5: Solve for x
    x = 1,987,814.06/2,023.08
  6. Step 6: Final answer
    x = 982.57

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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.