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Finding the Fourth Proportional to 232,788.73, 321,224.50 and 130,797.98

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Solution

The fourth proportional to 232,788.73, 321,224.50 and 130,797.98 is: 180,487.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,788.73 : 321,224.50 = 130,797.98 : x
  2. Step 2: Convert to fraction form
    232,788.73/321,224.50 = 130,797.98/x
  3. Step 3: Cross multiply
    232,788.73x = 321,224.50 × 130,797.98
  4. Step 4: Simplify right side
    232,788.73x = 42,015,515,726.51
  5. Step 5: Solve for x
    x = 42,015,515,726.51/232,788.73
  6. Step 6: Final answer
    x = 180,487.76

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Why These Related Problems?

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