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Finding the Fourth Proportional to 1,738.29, 2,397.42 and 1,074.51

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Solution

The fourth proportional to 1,738.29, 2,397.42 and 1,074.51 is: 1,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.29 : 2,397.42 = 1,074.51 : x
  2. Step 2: Convert to fraction form
    1,738.29/2,397.42 = 1,074.51/x
  3. Step 3: Cross multiply
    1,738.29x = 2,397.42 × 1,074.51
  4. Step 4: Simplify right side
    1,738.29x = 2,576,051.76
  5. Step 5: Solve for x
    x = 2,576,051.76/1,738.29
  6. Step 6: Final answer
    x = 1,481.95

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