Home / 436,233.92-653,884.32-199,221.44

Finding the Fourth Proportional to 436,233.92, 653,884.32 and 199,221.44

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Solution

The fourth proportional to 436,233.92, 653,884.32 and 199,221.44 is: 298,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,233.92 : 653,884.32 = 199,221.44 : x
  2. Step 2: Convert to fraction form
    436,233.92/653,884.32 = 199,221.44/x
  3. Step 3: Cross multiply
    436,233.92x = 653,884.32 × 199,221.44
  4. Step 4: Simplify right side
    436,233.92x = 130,267,775,823.82
  5. Step 5: Solve for x
    x = 130,267,775,823.82/436,233.92
  6. Step 6: Final answer
    x = 298,619.09

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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.