Home / 382,149.62-573,318.38-190,114.72

Finding the Fourth Proportional to 382,149.62, 573,318.38 and 190,114.72

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Solution

The fourth proportional to 382,149.62, 573,318.38 and 190,114.72 is: 285,218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,149.62 : 573,318.38 = 190,114.72 : x
  2. Step 2: Convert to fraction form
    382,149.62/573,318.38 = 190,114.72/x
  3. Step 3: Cross multiply
    382,149.62x = 573,318.38 × 190,114.72
  4. Step 4: Simplify right side
    382,149.62x = 108,996,262,333.98
  5. Step 5: Solve for x
    x = 108,996,262,333.98/382,149.62
  6. Step 6: Final answer
    x = 285,218.82

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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.