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Finding the Fourth Proportional to 189,992.00, 284,991.44 and 63,608.64

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Solution

The fourth proportional to 189,992.00, 284,991.44 and 63,608.64 is: 95,414.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,992.00 : 284,991.44 = 63,608.64 : x
  2. Step 2: Convert to fraction form
    189,992.00/284,991.44 = 63,608.64/x
  3. Step 3: Cross multiply
    189,992.00x = 284,991.44 × 63,608.64
  4. Step 4: Simplify right side
    189,992.00x = 18,127,917,592.00
  5. Step 5: Solve for x
    x = 18,127,917,592.00/189,992.00
  6. Step 6: Final answer
    x = 95,414.11

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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.