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Finding the Fourth Proportional to 543,433.06, 814,887.42 and 227,805.22

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Solution

The fourth proportional to 543,433.06, 814,887.42 and 227,805.22 is: 341,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,433.06 : 814,887.42 = 227,805.22 : x
  2. Step 2: Convert to fraction form
    543,433.06/814,887.42 = 227,805.22/x
  3. Step 3: Cross multiply
    543,433.06x = 814,887.42 × 227,805.22
  4. Step 4: Simplify right side
    543,433.06x = 185,635,607,988.33
  5. Step 5: Solve for x
    x = 185,635,607,988.33/543,433.06
  6. Step 6: Final answer
    x = 341,597.93

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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.