Home / 322,459.20-444,990.48-179,216.40

Finding the Fourth Proportional to 322,459.20, 444,990.48 and 179,216.40

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Solution

The fourth proportional to 322,459.20, 444,990.48 and 179,216.40 is: 247,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,459.20 : 444,990.48 = 179,216.40 : x
  2. Step 2: Convert to fraction form
    322,459.20/444,990.48 = 179,216.40/x
  3. Step 3: Cross multiply
    322,459.20x = 444,990.48 × 179,216.40
  4. Step 4: Simplify right side
    322,459.20x = 79,749,591,859.87
  5. Step 5: Solve for x
    x = 79,749,591,859.87/322,459.20
  6. Step 6: Final answer
    x = 247,316.84

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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.