Home / 654,738.96-982,105.74-181,422.96

Finding the Fourth Proportional to 654,738.96, 982,105.74 and 181,422.96

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Solution

The fourth proportional to 654,738.96, 982,105.74 and 181,422.96 is: 272,133.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,738.96 : 982,105.74 = 181,422.96 : x
  2. Step 2: Convert to fraction form
    654,738.96/982,105.74 = 181,422.96/x
  3. Step 3: Cross multiply
    654,738.96x = 982,105.74 × 181,422.96
  4. Step 4: Simplify right side
    654,738.96x = 178,176,530,383.79
  5. Step 5: Solve for x
    x = 178,176,530,383.79/654,738.96
  6. Step 6: Final answer
    x = 272,133.69

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Double scale
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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.