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Finding the Fourth Proportional to 3,152.72, 4,350.80 and 1,826.52

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Solution

The fourth proportional to 3,152.72, 4,350.80 and 1,826.52 is: 2,520.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.72 : 4,350.80 = 1,826.52 : x
  2. Step 2: Convert to fraction form
    3,152.72/4,350.80 = 1,826.52/x
  3. Step 3: Cross multiply
    3,152.72x = 4,350.80 × 1,826.52
  4. Step 4: Simplify right side
    3,152.72x = 7,946,823.22
  5. Step 5: Solve for x
    x = 7,946,823.22/3,152.72
  6. Step 6: Final answer
    x = 2,520.62

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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.