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Finding the Fourth Proportional to 234,536.33, 323,659.32 and 127,109

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Solution

The fourth proportional to 234,536.33, 323,659.32 and 127,109 is: 175,409.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,536.33 : 323,659.32 = 127,109 : x
  2. Step 2: Convert to fraction form
    234,536.33/323,659.32 = 127,109/x
  3. Step 3: Cross multiply
    234,536.33x = 323,659.32 × 127,109
  4. Step 4: Simplify right side
    234,536.33x = 41,140,012,505.88
  5. Step 5: Solve for x
    x = 41,140,012,505.88/234,536.33
  6. Step 6: Final answer
    x = 175,409.98

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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.