Home / 791,009.92-1,186,504.96-191,976

Finding the Fourth Proportional to 791,009.92, 1,186,504.96 and 191,976

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Solution

The fourth proportional to 791,009.92, 1,186,504.96 and 191,976 is: 287,961.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,009.92 : 1,186,504.96 = 191,976 : x
  2. Step 2: Convert to fraction form
    791,009.92/1,186,504.96 = 191,976/x
  3. Step 3: Cross multiply
    791,009.92x = 1,186,504.96 × 191,976
  4. Step 4: Simplify right side
    791,009.92x = 227,780,476,200.96
  5. Step 5: Solve for x
    x = 227,780,476,200.96/791,009.92
  6. Step 6: Final answer
    x = 287,961.59

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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.