Home / 667,012.77-1,000,546.83-193,698.14

Finding the Fourth Proportional to 667,012.77, 1,000,546.83 and 193,698.14

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Solution

The fourth proportional to 667,012.77, 1,000,546.83 and 193,698.14 is: 290,555.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,012.77 : 1,000,546.83 = 193,698.14 : x
  2. Step 2: Convert to fraction form
    667,012.77/1,000,546.83 = 193,698.14/x
  3. Step 3: Cross multiply
    667,012.77x = 1,000,546.83 × 193,698.14
  4. Step 4: Simplify right side
    667,012.77x = 193,804,054,951.16
  5. Step 5: Solve for x
    x = 193,804,054,951.16/667,012.77
  6. Step 6: Final answer
    x = 290,555.24

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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.