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Finding the Fourth Proportional to 500,664.73, 751,043.27 and 163,707.11

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Solution

The fourth proportional to 500,664.73, 751,043.27 and 163,707.11 is: 245,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,664.73 : 751,043.27 = 163,707.11 : x
  2. Step 2: Convert to fraction form
    500,664.73/751,043.27 = 163,707.11/x
  3. Step 3: Cross multiply
    500,664.73x = 751,043.27 × 163,707.11
  4. Step 4: Simplify right side
    500,664.73x = 122,951,123,216.65
  5. Step 5: Solve for x
    x = 122,951,123,216.65/500,664.73
  6. Step 6: Final answer
    x = 245,575.76

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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.