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Finding the Fourth Proportional to 2,114.03, 2,918.18 and 1,892.60

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Solution

The fourth proportional to 2,114.03, 2,918.18 and 1,892.60 is: 2,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.03 : 2,918.18 = 1,892.60 : x
  2. Step 2: Convert to fraction form
    2,114.03/2,918.18 = 1,892.60/x
  3. Step 3: Cross multiply
    2,114.03x = 2,918.18 × 1,892.60
  4. Step 4: Simplify right side
    2,114.03x = 5,522,948.55
  5. Step 5: Solve for x
    x = 5,522,948.55/2,114.03
  6. Step 6: Final answer
    x = 2,612.52

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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.