Home / 579,144.92-799,219.44-324,497.93

Finding the Fourth Proportional to 579,144.92, 799,219.44 and 324,497.93

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Solution

The fourth proportional to 579,144.92, 799,219.44 and 324,497.93 is: 447,806.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,144.92 : 799,219.44 = 324,497.93 : x
  2. Step 2: Convert to fraction form
    579,144.92/799,219.44 = 324,497.93/x
  3. Step 3: Cross multiply
    579,144.92x = 799,219.44 × 324,497.93
  4. Step 4: Simplify right side
    579,144.92x = 259,345,053,895.76
  5. Step 5: Solve for x
    x = 259,345,053,895.76/579,144.92
  6. Step 6: Final answer
    x = 447,806.84

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Half scale
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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.