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Finding the Fourth Proportional to 5,497.40, 8,243.03 and 1,798.64

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Solution

The fourth proportional to 5,497.40, 8,243.03 and 1,798.64 is: 2,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,497.40 : 8,243.03 = 1,798.64 : x
  2. Step 2: Convert to fraction form
    5,497.40/8,243.03 = 1,798.64/x
  3. Step 3: Cross multiply
    5,497.40x = 8,243.03 × 1,798.64
  4. Step 4: Simplify right side
    5,497.40x = 14,826,237.67
  5. Step 5: Solve for x
    x = 14,826,237.67/5,497.40
  6. Step 6: Final answer
    x = 2,696.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.