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Finding the Fourth Proportional to 233,912.12, 322,798.50 and 126,481.90

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Solution

The fourth proportional to 233,912.12, 322,798.50 and 126,481.90 is: 174,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,912.12 : 322,798.50 = 126,481.90 : x
  2. Step 2: Convert to fraction form
    233,912.12/322,798.50 = 126,481.90/x
  3. Step 3: Cross multiply
    233,912.12x = 322,798.50 × 126,481.90
  4. Step 4: Simplify right side
    233,912.12x = 40,828,167,597.15
  5. Step 5: Solve for x
    x = 40,828,167,597.15/233,912.12
  6. Step 6: Final answer
    x = 174,544.90

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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.