Home / 795,420.27-1,192,422.96-289,886.31

Finding the Fourth Proportional to 795,420.27, 1,192,422.96 and 289,886.31

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Solution

The fourth proportional to 795,420.27, 1,192,422.96 and 289,886.31 is: 434,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,420.27 : 1,192,422.96 = 289,886.31 : x
  2. Step 2: Convert to fraction form
    795,420.27/1,192,422.96 = 289,886.31/x
  3. Step 3: Cross multiply
    795,420.27x = 1,192,422.96 × 289,886.31
  4. Step 4: Simplify right side
    795,420.27x = 345,667,091,833.68
  5. Step 5: Solve for x
    x = 345,667,091,833.68/795,420.27
  6. Step 6: Final answer
    x = 434,571.64

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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.