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Finding the Fourth Proportional to 236,375.01, 354,628.13 and 131,267.79

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Solution

The fourth proportional to 236,375.01, 354,628.13 and 131,267.79 is: 196,938.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,375.01 : 354,628.13 = 131,267.79 : x
  2. Step 2: Convert to fraction form
    236,375.01/354,628.13 = 131,267.79/x
  3. Step 3: Cross multiply
    236,375.01x = 354,628.13 × 131,267.79
  4. Step 4: Simplify right side
    236,375.01x = 46,551,250,240.59
  5. Step 5: Solve for x
    x = 46,551,250,240.59/236,375.01
  6. Step 6: Final answer
    x = 196,938.12

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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.