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Finding the Fourth Proportional to 2,697.42, 4,046.33 and 723.05

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Solution

The fourth proportional to 2,697.42, 4,046.33 and 723.05 is: 1,084.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.42 : 4,046.33 = 723.05 : x
  2. Step 2: Convert to fraction form
    2,697.42/4,046.33 = 723.05/x
  3. Step 3: Cross multiply
    2,697.42x = 4,046.33 × 723.05
  4. Step 4: Simplify right side
    2,697.42x = 2,925,675.06
  5. Step 5: Solve for x
    x = 2,925,675.06/2,697.42
  6. Step 6: Final answer
    x = 1,084.62

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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.