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Finding the Fourth Proportional to 1,770.91, 2,442.17 and 1,350.52

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Solution

The fourth proportional to 1,770.91, 2,442.17 and 1,350.52 is: 1,862.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.91 : 2,442.17 = 1,350.52 : x
  2. Step 2: Convert to fraction form
    1,770.91/2,442.17 = 1,350.52/x
  3. Step 3: Cross multiply
    1,770.91x = 2,442.17 × 1,350.52
  4. Step 4: Simplify right side
    1,770.91x = 3,298,199.43
  5. Step 5: Solve for x
    x = 3,298,199.43/1,770.91
  6. Step 6: Final answer
    x = 1,862.43

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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.