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Finding the Fourth Proportional to 205,472.29, 308,237.38 and 63,329.06

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Solution

The fourth proportional to 205,472.29, 308,237.38 and 63,329.06 is: 95,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,472.29 : 308,237.38 = 63,329.06 : x
  2. Step 2: Convert to fraction form
    205,472.29/308,237.38 = 63,329.06/x
  3. Step 3: Cross multiply
    205,472.29x = 308,237.38 × 63,329.06
  4. Step 4: Simplify right side
    205,472.29x = 19,520,383,532.26
  5. Step 5: Solve for x
    x = 19,520,383,532.26/205,472.29
  6. Step 6: Final answer
    x = 95,002.51

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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.