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Finding the Fourth Proportional to 592,086.36, 888,137.64 and 192,729.09

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Solution

The fourth proportional to 592,086.36, 888,137.64 and 192,729.09 is: 289,096.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,086.36 : 888,137.64 = 192,729.09 : x
  2. Step 2: Convert to fraction form
    592,086.36/888,137.64 = 192,729.09/x
  3. Step 3: Cross multiply
    592,086.36x = 888,137.64 × 192,729.09
  4. Step 4: Simplify right side
    592,086.36x = 171,169,959,151.95
  5. Step 5: Solve for x
    x = 171,169,959,151.95/592,086.36
  6. Step 6: Final answer
    x = 289,096.27

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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.