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Finding the Fourth Proportional to 234,936.70, 324,212.88 and 127,506.79

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Solution

The fourth proportional to 234,936.70, 324,212.88 and 127,506.79 is: 175,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,936.70 : 324,212.88 = 127,506.79 : x
  2. Step 2: Convert to fraction form
    234,936.70/324,212.88 = 127,506.79/x
  3. Step 3: Cross multiply
    234,936.70x = 324,212.88 × 127,506.79
  4. Step 4: Simplify right side
    234,936.70x = 41,339,343,605.46
  5. Step 5: Solve for x
    x = 41,339,343,605.46/234,936.70
  6. Step 6: Final answer
    x = 175,959.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.