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Finding the Fourth Proportional to 1,994.79, 2,751.24 and 1,732.35

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Solution

The fourth proportional to 1,994.79, 2,751.24 and 1,732.35 is: 2,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994.79 : 2,751.24 = 1,732.35 : x
  2. Step 2: Convert to fraction form
    1,994.79/2,751.24 = 1,732.35/x
  3. Step 3: Cross multiply
    1,994.79x = 2,751.24 × 1,732.35
  4. Step 4: Simplify right side
    1,994.79x = 4,766,127.43
  5. Step 5: Solve for x
    x = 4,766,127.43/1,994.79
  6. Step 6: Final answer
    x = 2,389.28

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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.