Home / 361,929.22-499,462.91-200,784.26

Finding the Fourth Proportional to 361,929.22, 499,462.91 and 200,784.26

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Solution

The fourth proportional to 361,929.22, 499,462.91 and 200,784.26 is: 277,082.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,929.22 : 499,462.91 = 200,784.26 : x
  2. Step 2: Convert to fraction form
    361,929.22/499,462.91 = 200,784.26/x
  3. Step 3: Cross multiply
    361,929.22x = 499,462.91 × 200,784.26
  4. Step 4: Simplify right side
    361,929.22x = 100,284,291,779.47
  5. Step 5: Solve for x
    x = 100,284,291,779.47/361,929.22
  6. Step 6: Final answer
    x = 277,082.61

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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.