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Finding the Fourth Proportional to 3,260.54, 4,500.17 and 1,934.98

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Solution

The fourth proportional to 3,260.54, 4,500.17 and 1,934.98 is: 2,670.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.54 : 4,500.17 = 1,934.98 : x
  2. Step 2: Convert to fraction form
    3,260.54/4,500.17 = 1,934.98/x
  3. Step 3: Cross multiply
    3,260.54x = 4,500.17 × 1,934.98
  4. Step 4: Simplify right side
    3,260.54x = 8,707,732.53
  5. Step 5: Solve for x
    x = 8,707,732.53/3,260.54
  6. Step 6: Final answer
    x = 2,670.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.