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Finding the Fourth Proportional to 2,892.00, 3,991.01 and 1,697.89

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Solution

The fourth proportional to 2,892.00, 3,991.01 and 1,697.89 is: 2,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892.00 : 3,991.01 = 1,697.89 : x
  2. Step 2: Convert to fraction form
    2,892.00/3,991.01 = 1,697.89/x
  3. Step 3: Cross multiply
    2,892.00x = 3,991.01 × 1,697.89
  4. Step 4: Simplify right side
    2,892.00x = 6,776,273.76
  5. Step 5: Solve for x
    x = 6,776,273.76/2,892.00
  6. Step 6: Final answer
    x = 2,343.11

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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.