Home / 419,736.25-579,165.11-235,950.34

Finding the Fourth Proportional to 419,736.25, 579,165.11 and 235,950.34

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Solution

The fourth proportional to 419,736.25, 579,165.11 and 235,950.34 is: 325,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,736.25 : 579,165.11 = 235,950.34 : x
  2. Step 2: Convert to fraction form
    419,736.25/579,165.11 = 235,950.34/x
  3. Step 3: Cross multiply
    419,736.25x = 579,165.11 × 235,950.34
  4. Step 4: Simplify right side
    419,736.25x = 136,654,204,620.64
  5. Step 5: Solve for x
    x = 136,654,204,620.64/419,736.25
  6. Step 6: Final answer
    x = 325,571.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.