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Finding the Fourth Proportional to 1,792.83, 2,474.09 and 996.19

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Solution

The fourth proportional to 1,792.83, 2,474.09 and 996.19 is: 1,374.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792.83 : 2,474.09 = 996.19 : x
  2. Step 2: Convert to fraction form
    1,792.83/2,474.09 = 996.19/x
  3. Step 3: Cross multiply
    1,792.83x = 2,474.09 × 996.19
  4. Step 4: Simplify right side
    1,792.83x = 2,464,663.72
  5. Step 5: Solve for x
    x = 2,464,663.72/1,792.83
  6. Step 6: Final answer
    x = 1,374.73

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1.5x scale

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.