Home / 293,216.20-439,824.30-199,904.20

Finding the Fourth Proportional to 293,216.20, 439,824.30 and 199,904.20

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Solution

The fourth proportional to 293,216.20, 439,824.30 and 199,904.20 is: 299,856.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,216.20 : 439,824.30 = 199,904.20 : x
  2. Step 2: Convert to fraction form
    293,216.20/439,824.30 = 199,904.20/x
  3. Step 3: Cross multiply
    293,216.20x = 439,824.30 × 199,904.20
  4. Step 4: Simplify right side
    293,216.20x = 87,922,724,832.06
  5. Step 5: Solve for x
    x = 87,922,724,832.06/293,216.20
  6. Step 6: Final answer
    x = 299,856.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.