Home / 483,979.20-725,623.20-273,681.60

Finding the Fourth Proportional to 483,979.20, 725,623.20 and 273,681.60

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Solution

The fourth proportional to 483,979.20, 725,623.20 and 273,681.60 is: 410,326.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,979.20 : 725,623.20 = 273,681.60 : x
  2. Step 2: Convert to fraction form
    483,979.20/725,623.20 = 273,681.60/x
  3. Step 3: Cross multiply
    483,979.20x = 725,623.20 × 273,681.60
  4. Step 4: Simplify right side
    483,979.20x = 198,589,718,373.12
  5. Step 5: Solve for x
    x = 198,589,718,373.12/483,979.20
  6. Step 6: Final answer
    x = 410,326.97

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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.