Home / 792,970.56-1,189,445.40-193,936.68

Finding the Fourth Proportional to 792,970.56, 1,189,445.40 and 193,936.68

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Solution

The fourth proportional to 792,970.56, 1,189,445.40 and 193,936.68 is: 290,902.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,970.56 : 1,189,445.40 = 193,936.68 : x
  2. Step 2: Convert to fraction form
    792,970.56/1,189,445.40 = 193,936.68/x
  3. Step 3: Cross multiply
    792,970.56x = 1,189,445.40 × 193,936.68
  4. Step 4: Simplify right side
    792,970.56x = 230,677,091,917.27
  5. Step 5: Solve for x
    x = 230,677,091,917.27/792,970.56
  6. Step 6: Final answer
    x = 290,902.47

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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.