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Finding the Fourth Proportional to 363,238.74, 501,256.84 and 199,879.98

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Solution

The fourth proportional to 363,238.74, 501,256.84 and 199,879.98 is: 275,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,238.74 : 501,256.84 = 199,879.98 : x
  2. Step 2: Convert to fraction form
    363,238.74/501,256.84 = 199,879.98/x
  3. Step 3: Cross multiply
    363,238.74x = 501,256.84 × 199,879.98
  4. Step 4: Simplify right side
    363,238.74x = 100,191,207,154.06
  5. Step 5: Solve for x
    x = 100,191,207,154.06/363,238.74
  6. Step 6: Final answer
    x = 275,827.43

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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.