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Finding the Fourth Proportional to 269,383.40, 404,852.70 and 264,717.80

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Solution

The fourth proportional to 269,383.40, 404,852.70 and 264,717.80 is: 397,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,383.40 : 404,852.70 = 264,717.80 : x
  2. Step 2: Convert to fraction form
    269,383.40/404,852.70 = 264,717.80/x
  3. Step 3: Cross multiply
    269,383.40x = 404,852.70 × 264,717.80
  4. Step 4: Simplify right side
    269,383.40x = 107,171,716,068.06
  5. Step 5: Solve for x
    x = 107,171,716,068.06/269,383.40
  6. Step 6: Final answer
    x = 397,840.83

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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.