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Finding the Fourth Proportional to 233,889.21, 322,766.82 and 126,458.94

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Solution

The fourth proportional to 233,889.21, 322,766.82 and 126,458.94 is: 174,513.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,889.21 : 322,766.82 = 126,458.94 : x
  2. Step 2: Convert to fraction form
    233,889.21/322,766.82 = 126,458.94/x
  3. Step 3: Cross multiply
    233,889.21x = 322,766.82 × 126,458.94
  4. Step 4: Simplify right side
    233,889.21x = 40,816,749,924.37
  5. Step 5: Solve for x
    x = 40,816,749,924.37/233,889.21
  6. Step 6: Final answer
    x = 174,513.18

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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.