Home / 197,632.40-296,448.60-169,638.80

Finding the Fourth Proportional to 197,632.40, 296,448.60 and 169,638.80

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Solution

The fourth proportional to 197,632.40, 296,448.60 and 169,638.80 is: 254,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,632.40 : 296,448.60 = 169,638.80 : x
  2. Step 2: Convert to fraction form
    197,632.40/296,448.60 = 169,638.80/x
  3. Step 3: Cross multiply
    197,632.40x = 296,448.60 × 169,638.80
  4. Step 4: Simplify right side
    197,632.40x = 50,289,184,765.68
  5. Step 5: Solve for x
    x = 50,289,184,765.68/197,632.40
  6. Step 6: Final answer
    x = 254,458.20

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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.