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Finding the Fourth Proportional to 548,186.22, 822,367.89 and 169,018.14

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Solution

The fourth proportional to 548,186.22, 822,367.89 and 169,018.14 is: 253,554.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,186.22 : 822,367.89 = 169,018.14 : x
  2. Step 2: Convert to fraction form
    548,186.22/822,367.89 = 169,018.14/x
  3. Step 3: Cross multiply
    548,186.22x = 822,367.89 × 169,018.14
  4. Step 4: Simplify right side
    548,186.22x = 138,995,091,163.53
  5. Step 5: Solve for x
    x = 138,995,091,163.53/548,186.22
  6. Step 6: Final answer
    x = 253,554.52

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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.