Home / 668,115.46-1,002,231.28-188,346.44

Finding the Fourth Proportional to 668,115.46, 1,002,231.28 and 188,346.44

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Solution

The fourth proportional to 668,115.46, 1,002,231.28 and 188,346.44 is: 282,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,115.46 : 1,002,231.28 = 188,346.44 : x
  2. Step 2: Convert to fraction form
    668,115.46/1,002,231.28 = 188,346.44/x
  3. Step 3: Cross multiply
    668,115.46x = 1,002,231.28 × 188,346.44
  4. Step 4: Simplify right side
    668,115.46x = 188,766,693,644.64
  5. Step 5: Solve for x
    x = 188,766,693,644.64/668,115.46
  6. Step 6: Final answer
    x = 282,536.04

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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.