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Finding the Fourth Proportional to 569,644.67, 854,887.53 and 270,126.24

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Solution

The fourth proportional to 569,644.67, 854,887.53 and 270,126.24 is: 405,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,644.67 : 854,887.53 = 270,126.24 : x
  2. Step 2: Convert to fraction form
    569,644.67/854,887.53 = 270,126.24/x
  3. Step 3: Cross multiply
    569,644.67x = 854,887.53 × 270,126.24
  4. Step 4: Simplify right side
    569,644.67x = 230,927,554,101.79
  5. Step 5: Solve for x
    x = 230,927,554,101.79/569,644.67
  6. Step 6: Final answer
    x = 405,388.78

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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.