Home / 579,136.92-799,208.42-324,489.93

Finding the Fourth Proportional to 579,136.92, 799,208.42 and 324,489.93

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Solution

The fourth proportional to 579,136.92, 799,208.42 and 324,489.93 is: 447,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,136.92 : 799,208.42 = 324,489.93 : x
  2. Step 2: Convert to fraction form
    579,136.92/799,208.42 = 324,489.93/x
  3. Step 3: Cross multiply
    579,136.92x = 799,208.42 × 324,489.93
  4. Step 4: Simplify right side
    579,136.92x = 259,335,082,638.76
  5. Step 5: Solve for x
    x = 259,335,082,638.76/579,136.92
  6. Step 6: Final answer
    x = 447,795.80

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Double scale
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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.