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Finding the Fourth Proportional to 2,422.76, 3,627.30 and 1,543.08

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Solution

The fourth proportional to 2,422.76, 3,627.30 and 1,543.08 is: 2,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.76 : 3,627.30 = 1,543.08 : x
  2. Step 2: Convert to fraction form
    2,422.76/3,627.30 = 1,543.08/x
  3. Step 3: Cross multiply
    2,422.76x = 3,627.30 × 1,543.08
  4. Step 4: Simplify right side
    2,422.76x = 5,597,224.79
  5. Step 5: Solve for x
    x = 5,597,224.79/2,422.76
  6. Step 6: Final answer
    x = 2,310.27

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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.