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Finding the Fourth Proportional to 269,999.30, 404,998.96 and 266,062.70

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Solution

The fourth proportional to 269,999.30, 404,998.96 and 266,062.70 is: 399,094.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,999.30 : 404,998.96 = 266,062.70 : x
  2. Step 2: Convert to fraction form
    269,999.30/404,998.96 = 266,062.70/x
  3. Step 3: Cross multiply
    269,999.30x = 404,998.96 × 266,062.70
  4. Step 4: Simplify right side
    269,999.30x = 107,755,116,794.79
  5. Step 5: Solve for x
    x = 107,755,116,794.79/269,999.30
  6. Step 6: Final answer
    x = 399,094.06

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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.