Home / 422,566.56-583,139.52-231,573.42

Finding the Fourth Proportional to 422,566.56, 583,139.52 and 231,573.42

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Solution

The fourth proportional to 422,566.56, 583,139.52 and 231,573.42 is: 319,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,566.56 : 583,139.52 = 231,573.42 : x
  2. Step 2: Convert to fraction form
    422,566.56/583,139.52 = 231,573.42/x
  3. Step 3: Cross multiply
    422,566.56x = 583,139.52 × 231,573.42
  4. Step 4: Simplify right side
    422,566.56x = 135,039,612,983.56
  5. Step 5: Solve for x
    x = 135,039,612,983.56/422,566.56
  6. Step 6: Final answer
    x = 319,570.04

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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.