Home / 579,555.52-799,786.08-324,906.76

Finding the Fourth Proportional to 579,555.52, 799,786.08 and 324,906.76

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Solution

The fourth proportional to 579,555.52, 799,786.08 and 324,906.76 is: 448,371.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,555.52 : 799,786.08 = 324,906.76 : x
  2. Step 2: Convert to fraction form
    579,555.52/799,786.08 = 324,906.76/x
  3. Step 3: Cross multiply
    579,555.52x = 799,786.08 × 324,906.76
  4. Step 4: Simplify right side
    579,555.52x = 259,855,903,945.90
  5. Step 5: Solve for x
    x = 259,855,903,945.90/579,555.52
  6. Step 6: Final answer
    x = 448,371.03

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Double scale
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Similar ratio
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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.