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Finding the Fourth Proportional to 1,232.63, 1,847.66 and 539.17

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Solution

The fourth proportional to 1,232.63, 1,847.66 and 539.17 is: 808.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.63 : 1,847.66 = 539.17 : x
  2. Step 2: Convert to fraction form
    1,232.63/1,847.66 = 539.17/x
  3. Step 3: Cross multiply
    1,232.63x = 1,847.66 × 539.17
  4. Step 4: Simplify right side
    1,232.63x = 996,198.56
  5. Step 5: Solve for x
    x = 996,198.56/1,232.63
  6. Step 6: Final answer
    x = 808.19

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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.