Home / 703,816.58-1,055,787.03-198,381.84

Finding the Fourth Proportional to 703,816.58, 1,055,787.03 and 198,381.84

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Solution

The fourth proportional to 703,816.58, 1,055,787.03 and 198,381.84 is: 297,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,816.58 : 1,055,787.03 = 198,381.84 : x
  2. Step 2: Convert to fraction form
    703,816.58/1,055,787.03 = 198,381.84/x
  3. Step 3: Cross multiply
    703,816.58x = 1,055,787.03 × 198,381.84
  4. Step 4: Simplify right side
    703,816.58x = 209,448,973,659.54
  5. Step 5: Solve for x
    x = 209,448,973,659.54/703,816.58
  6. Step 6: Final answer
    x = 297,590.28

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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.