Home / 656,731.35-985,198.39-277,653.32

Finding the Fourth Proportional to 656,731.35, 985,198.39 and 277,653.32

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Solution

The fourth proportional to 656,731.35, 985,198.39 and 277,653.32 is: 416,522.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,731.35 : 985,198.39 = 277,653.32 : x
  2. Step 2: Convert to fraction form
    656,731.35/985,198.39 = 277,653.32/x
  3. Step 3: Cross multiply
    656,731.35x = 985,198.39 × 277,653.32
  4. Step 4: Simplify right side
    656,731.35x = 273,543,603,842.16
  5. Step 5: Solve for x
    x = 273,543,603,842.16/656,731.35
  6. Step 6: Final answer
    x = 416,522.84

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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.