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Finding the Fourth Proportional to 2,531.52, 3,493.50 and 1,412.67

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Solution

The fourth proportional to 2,531.52, 3,493.50 and 1,412.67 is: 1,949.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.52 : 3,493.50 = 1,412.67 : x
  2. Step 2: Convert to fraction form
    2,531.52/3,493.50 = 1,412.67/x
  3. Step 3: Cross multiply
    2,531.52x = 3,493.50 × 1,412.67
  4. Step 4: Simplify right side
    2,531.52x = 4,935,170.45
  5. Step 5: Solve for x
    x = 4,935,170.45/2,531.52
  6. Step 6: Final answer
    x = 1,949.49

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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.