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Finding the Fourth Proportional to 1,366.71, 2,050.26 and 441.96

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Solution

The fourth proportional to 1,366.71, 2,050.26 and 441.96 is: 663.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.71 : 2,050.26 = 441.96 : x
  2. Step 2: Convert to fraction form
    1,366.71/2,050.26 = 441.96/x
  3. Step 3: Cross multiply
    1,366.71x = 2,050.26 × 441.96
  4. Step 4: Simplify right side
    1,366.71x = 906,126.05
  5. Step 5: Solve for x
    x = 906,126.05/1,366.71
  6. Step 6: Final answer
    x = 663.00

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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.