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Finding the Fourth Proportional to 2,147.73, 2,962.65 and 1,360.41

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Solution

The fourth proportional to 2,147.73, 2,962.65 and 1,360.41 is: 1,876.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147.73 : 2,962.65 = 1,360.41 : x
  2. Step 2: Convert to fraction form
    2,147.73/2,962.65 = 1,360.41/x
  3. Step 3: Cross multiply
    2,147.73x = 2,962.65 × 1,360.41
  4. Step 4: Simplify right side
    2,147.73x = 4,030,418.69
  5. Step 5: Solve for x
    x = 4,030,418.69/2,147.73
  6. Step 6: Final answer
    x = 1,876.59

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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.