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Finding the Fourth Proportional to 235,305.54, 324,695.79 and 133,323.30

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Solution

The fourth proportional to 235,305.54, 324,695.79 and 133,323.30 is: 183,971.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,305.54 : 324,695.79 = 133,323.30 : x
  2. Step 2: Convert to fraction form
    235,305.54/324,695.79 = 133,323.30/x
  3. Step 3: Cross multiply
    235,305.54x = 324,695.79 × 133,323.30
  4. Step 4: Simplify right side
    235,305.54x = 43,289,514,218.91
  5. Step 5: Solve for x
    x = 43,289,514,218.91/235,305.54
  6. Step 6: Final answer
    x = 183,971.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.