Home / 422,828.96-583,499.52-231,841.92

Finding the Fourth Proportional to 422,828.96, 583,499.52 and 231,841.92

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Solution

The fourth proportional to 422,828.96, 583,499.52 and 231,841.92 is: 319,939.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,828.96 : 583,499.52 = 231,841.92 : x
  2. Step 2: Convert to fraction form
    422,828.96/583,499.52 = 231,841.92/x
  3. Step 3: Cross multiply
    422,828.96x = 583,499.52 × 231,841.92
  4. Step 4: Simplify right side
    422,828.96x = 135,279,649,035.88
  5. Step 5: Solve for x
    x = 135,279,649,035.88/422,828.96
  6. Step 6: Final answer
    x = 319,939.41

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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.