Home / 703,787.13-1,055,741.85-198,351.45

Finding the Fourth Proportional to 703,787.13, 1,055,741.85 and 198,351.45

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Solution

The fourth proportional to 703,787.13, 1,055,741.85 and 198,351.45 is: 297,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,787.13 : 1,055,741.85 = 198,351.45 : x
  2. Step 2: Convert to fraction form
    703,787.13/1,055,741.85 = 198,351.45/x
  3. Step 3: Cross multiply
    703,787.13x = 1,055,741.85 × 198,351.45
  4. Step 4: Simplify right side
    703,787.13x = 209,407,926,773.18
  5. Step 5: Solve for x
    x = 209,407,926,773.18/703,787.13
  6. Step 6: Final answer
    x = 297,544.41

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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.