Home / 422,268.57-582,740.10-240,976.89

Finding the Fourth Proportional to 422,268.57, 582,740.10 and 240,976.89

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Solution

The fourth proportional to 422,268.57, 582,740.10 and 240,976.89 is: 332,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,268.57 : 582,740.10 = 240,976.89 : x
  2. Step 2: Convert to fraction form
    422,268.57/582,740.10 = 240,976.89/x
  3. Step 3: Cross multiply
    422,268.57x = 582,740.10 × 240,976.89
  4. Step 4: Simplify right side
    422,268.57x = 140,426,896,976.29
  5. Step 5: Solve for x
    x = 140,426,896,976.29/422,268.57
  6. Step 6: Final answer
    x = 332,553.51

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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.