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Finding the Fourth Proportional to 1,446.76, 1,994.73 and 1,368.85

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Solution

The fourth proportional to 1,446.76, 1,994.73 and 1,368.85 is: 1,887.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446.76 : 1,994.73 = 1,368.85 : x
  2. Step 2: Convert to fraction form
    1,446.76/1,994.73 = 1,368.85/x
  3. Step 3: Cross multiply
    1,446.76x = 1,994.73 × 1,368.85
  4. Step 4: Simplify right side
    1,446.76x = 2,730,479.78
  5. Step 5: Solve for x
    x = 2,730,479.78/1,446.76
  6. Step 6: Final answer
    x = 1,887.31

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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.