Home / 321,958.24-444,281.34-178,718.20

Finding the Fourth Proportional to 321,958.24, 444,281.34 and 178,718.20

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Solution

The fourth proportional to 321,958.24, 444,281.34 and 178,718.20 is: 246,619.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,958.24 : 444,281.34 = 178,718.20 : x
  2. Step 2: Convert to fraction form
    321,958.24/444,281.34 = 178,718.20/x
  3. Step 3: Cross multiply
    321,958.24x = 444,281.34 × 178,718.20
  4. Step 4: Simplify right side
    321,958.24x = 79,401,161,378.39
  5. Step 5: Solve for x
    x = 79,401,161,378.39/321,958.24
  6. Step 6: Final answer
    x = 246,619.44

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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.