Home / 324,389.72-447,661.57-179,192.49

Finding the Fourth Proportional to 324,389.72, 447,661.57 and 179,192.49

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Solution

The fourth proportional to 324,389.72, 447,661.57 and 179,192.49 is: 247,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,389.72 : 447,661.57 = 179,192.49 : x
  2. Step 2: Convert to fraction form
    324,389.72/447,661.57 = 179,192.49/x
  3. Step 3: Cross multiply
    324,389.72x = 447,661.57 × 179,192.49
  4. Step 4: Simplify right side
    324,389.72x = 80,217,592,076.78
  5. Step 5: Solve for x
    x = 80,217,592,076.78/324,389.72
  6. Step 6: Final answer
    x = 247,287.72

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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.