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Finding the Fourth Proportional to 2,024.52, 3,036.47 and 838.68

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Solution

The fourth proportional to 2,024.52, 3,036.47 and 838.68 is: 1,257.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.52 : 3,036.47 = 838.68 : x
  2. Step 2: Convert to fraction form
    2,024.52/3,036.47 = 838.68/x
  3. Step 3: Cross multiply
    2,024.52x = 3,036.47 × 838.68
  4. Step 4: Simplify right side
    2,024.52x = 2,546,622.47
  5. Step 5: Solve for x
    x = 2,546,622.47/2,024.52
  6. Step 6: Final answer
    x = 1,257.89

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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.