Home / 218,601.15-303,045.32-206,627.37

Finding the Fourth Proportional to 218,601.15, 303,045.32 and 206,627.37

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Solution

The fourth proportional to 218,601.15, 303,045.32 and 206,627.37 is: 286,446.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,601.15 : 303,045.32 = 206,627.37 : x
  2. Step 2: Convert to fraction form
    218,601.15/303,045.32 = 206,627.37/x
  3. Step 3: Cross multiply
    218,601.15x = 303,045.32 × 206,627.37
  4. Step 4: Simplify right side
    218,601.15x = 62,617,456,429.27
  5. Step 5: Solve for x
    x = 62,617,456,429.27/218,601.15
  6. Step 6: Final answer
    x = 286,446.14

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.