Home / 321,937.20-444,433.20-201,145.53

Finding the Fourth Proportional to 321,937.20, 444,433.20 and 201,145.53

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Solution

The fourth proportional to 321,937.20, 444,433.20 and 201,145.53 is: 277,680.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,937.20 : 444,433.20 = 201,145.53 : x
  2. Step 2: Convert to fraction form
    321,937.20/444,433.20 = 201,145.53/x
  3. Step 3: Cross multiply
    321,937.20x = 444,433.20 × 201,145.53
  4. Step 4: Simplify right side
    321,937.20x = 89,395,751,563.60
  5. Step 5: Solve for x
    x = 89,395,751,563.60/321,937.20
  6. Step 6: Final answer
    x = 277,680.71

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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.