Home / 627,387.72-941,079.69-178,108.98

Finding the Fourth Proportional to 627,387.72, 941,079.69 and 178,108.98

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Solution

The fourth proportional to 627,387.72, 941,079.69 and 178,108.98 is: 267,162.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,387.72 : 941,079.69 = 178,108.98 : x
  2. Step 2: Convert to fraction form
    627,387.72/941,079.69 = 178,108.98/x
  3. Step 3: Cross multiply
    627,387.72x = 941,079.69 × 178,108.98
  4. Step 4: Simplify right side
    627,387.72x = 167,614,743,684.62
  5. Step 5: Solve for x
    x = 167,614,743,684.62/627,387.72
  6. Step 6: Final answer
    x = 267,162.93

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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.