Home / 422,982.24-583,724.60-231,995.17

Finding the Fourth Proportional to 422,982.24, 583,724.60 and 231,995.17

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Solution

The fourth proportional to 422,982.24, 583,724.60 and 231,995.17 is: 320,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,982.24 : 583,724.60 = 231,995.17 : x
  2. Step 2: Convert to fraction form
    422,982.24/583,724.60 = 231,995.17/x
  3. Step 3: Cross multiply
    422,982.24x = 583,724.60 × 231,995.17
  4. Step 4: Simplify right side
    422,982.24x = 135,421,287,810.18
  5. Step 5: Solve for x
    x = 135,421,287,810.18/422,982.24
  6. Step 6: Final answer
    x = 320,158.33

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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.