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Finding the Fourth Proportional to 1,803.94, 2,704.30 and 709.06

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Solution

The fourth proportional to 1,803.94, 2,704.30 and 709.06 is: 1,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803.94 : 2,704.30 = 709.06 : x
  2. Step 2: Convert to fraction form
    1,803.94/2,704.30 = 709.06/x
  3. Step 3: Cross multiply
    1,803.94x = 2,704.30 × 709.06
  4. Step 4: Simplify right side
    1,803.94x = 1,917,510.96
  5. Step 5: Solve for x
    x = 1,917,510.96/1,803.94
  6. Step 6: Final answer
    x = 1,062.96

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.