Home / 702,612.54-1,053,947.97-203,976.54

Finding the Fourth Proportional to 702,612.54, 1,053,947.97 and 203,976.54

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Solution

The fourth proportional to 702,612.54, 1,053,947.97 and 203,976.54 is: 305,973.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,612.54 : 1,053,947.97 = 203,976.54 : x
  2. Step 2: Convert to fraction form
    702,612.54/1,053,947.97 = 203,976.54/x
  3. Step 3: Cross multiply
    702,612.54x = 1,053,947.97 × 203,976.54
  4. Step 4: Simplify right side
    702,612.54x = 214,980,660,260.62
  5. Step 5: Solve for x
    x = 214,980,660,260.62/702,612.54
  6. Step 6: Final answer
    x = 305,973.28

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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.