Home / 263,460.07-395,190.39-123,317.11

Finding the Fourth Proportional to 263,460.07, 395,190.39 and 123,317.11

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Solution

The fourth proportional to 263,460.07, 395,190.39 and 123,317.11 is: 184,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,460.07 : 395,190.39 = 123,317.11 : x
  2. Step 2: Convert to fraction form
    263,460.07/395,190.39 = 123,317.11/x
  3. Step 3: Cross multiply
    263,460.07x = 395,190.39 × 123,317.11
  4. Step 4: Simplify right side
    263,460.07x = 48,733,736,794.57
  5. Step 5: Solve for x
    x = 48,733,736,794.57/263,460.07
  6. Step 6: Final answer
    x = 184,975.80

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1.5x scale

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.