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Finding the Fourth Proportional to 2,754.89, 4,133.01 and 1,292.34

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Solution

The fourth proportional to 2,754.89, 4,133.01 and 1,292.34 is: 1,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.89 : 4,133.01 = 1,292.34 : x
  2. Step 2: Convert to fraction form
    2,754.89/4,133.01 = 1,292.34/x
  3. Step 3: Cross multiply
    2,754.89x = 4,133.01 × 1,292.34
  4. Step 4: Simplify right side
    2,754.89x = 5,341,254.14
  5. Step 5: Solve for x
    x = 5,341,254.14/2,754.89
  6. Step 6: Final answer
    x = 1,938.83

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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.