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Finding the Fourth Proportional to 1,474.41, 2,034.99 and 844.89

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Solution

The fourth proportional to 1,474.41, 2,034.99 and 844.89 is: 1,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474.41 : 2,034.99 = 844.89 : x
  2. Step 2: Convert to fraction form
    1,474.41/2,034.99 = 844.89/x
  3. Step 3: Cross multiply
    1,474.41x = 2,034.99 × 844.89
  4. Step 4: Simplify right side
    1,474.41x = 1,719,342.70
  5. Step 5: Solve for x
    x = 1,719,342.70/1,474.41
  6. Step 6: Final answer
    x = 1,166.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.