Home / 422,039.31-582,487.86-250,054.10

Finding the Fourth Proportional to 422,039.31, 582,487.86 and 250,054.10

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Solution

The fourth proportional to 422,039.31, 582,487.86 and 250,054.10 is: 345,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,039.31 : 582,487.86 = 250,054.10 : x
  2. Step 2: Convert to fraction form
    422,039.31/582,487.86 = 250,054.10/x
  3. Step 3: Cross multiply
    422,039.31x = 582,487.86 × 250,054.10
  4. Step 4: Simplify right side
    422,039.31x = 145,653,477,215.39
  5. Step 5: Solve for x
    x = 145,653,477,215.39/422,039.31
  6. Step 6: Final answer
    x = 345,118.28

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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.