Home / 599,440.40-899,506.20-225,731.60

Finding the Fourth Proportional to 599,440.40, 899,506.20 and 225,731.60

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Solution

The fourth proportional to 599,440.40, 899,506.20 and 225,731.60 is: 338,727.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,440.40 : 899,506.20 = 225,731.60 : x
  2. Step 2: Convert to fraction form
    599,440.40/899,506.20 = 225,731.60/x
  3. Step 3: Cross multiply
    599,440.40x = 899,506.20 × 225,731.60
  4. Step 4: Simplify right side
    599,440.40x = 203,046,973,735.92
  5. Step 5: Solve for x
    x = 203,046,973,735.92/599,440.40
  6. Step 6: Final answer
    x = 338,727.54

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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.