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Finding the Fourth Proportional to 2,744.22, 3,788.79 and 2,448.98

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Solution

The fourth proportional to 2,744.22, 3,788.79 and 2,448.98 is: 3,381.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.22 : 3,788.79 = 2,448.98 : x
  2. Step 2: Convert to fraction form
    2,744.22/3,788.79 = 2,448.98/x
  3. Step 3: Cross multiply
    2,744.22x = 3,788.79 × 2,448.98
  4. Step 4: Simplify right side
    2,744.22x = 9,278,670.93
  5. Step 5: Solve for x
    x = 9,278,670.93/2,744.22
  6. Step 6: Final answer
    x = 3,381.17

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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.