Home / 1,296.29-1,944.24-474.57

Finding the Fourth Proportional to 1,296.29, 1,944.24 and 474.57

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Solution

The fourth proportional to 1,296.29, 1,944.24 and 474.57 is: 711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296.29 : 1,944.24 = 474.57 : x
  2. Step 2: Convert to fraction form
    1,296.29/1,944.24 = 474.57/x
  3. Step 3: Cross multiply
    1,296.29x = 1,944.24 × 474.57
  4. Step 4: Simplify right side
    1,296.29x = 922,677.98
  5. Step 5: Solve for x
    x = 922,677.98/1,296.29
  6. Step 6: Final answer
    x = 711.78

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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.