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Finding the Fourth Proportional to 228,579.84, 342,865.92 and 62,367.84

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Solution

The fourth proportional to 228,579.84, 342,865.92 and 62,367.84 is: 93,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,579.84 : 342,865.92 = 62,367.84 : x
  2. Step 2: Convert to fraction form
    228,579.84/342,865.92 = 62,367.84/x
  3. Step 3: Cross multiply
    228,579.84x = 342,865.92 × 62,367.84
  4. Step 4: Simplify right side
    228,579.84x = 21,383,806,840.01
  5. Step 5: Solve for x
    x = 21,383,806,840.01/228,579.84
  6. Step 6: Final answer
    x = 93,550.71

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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.