Home / 422,240.58-582,547.24-240,822.05

Finding the Fourth Proportional to 422,240.58, 582,547.24 and 240,822.05

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Solution

The fourth proportional to 422,240.58, 582,547.24 and 240,822.05 is: 332,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,240.58 : 582,547.24 = 240,822.05 : x
  2. Step 2: Convert to fraction form
    422,240.58/582,547.24 = 240,822.05/x
  3. Step 3: Cross multiply
    422,240.58x = 582,547.24 × 240,822.05
  4. Step 4: Simplify right side
    422,240.58x = 140,290,217,946.93
  5. Step 5: Solve for x
    x = 140,290,217,946.93/422,240.58
  6. Step 6: Final answer
    x = 332,251.86

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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.