Home / 741,622-1,111,773.25-268,202.11

Finding the Fourth Proportional to 741,622, 1,111,773.25 and 268,202.11

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Solution

The fourth proportional to 741,622, 1,111,773.25 and 268,202.11 is: 402,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,622 : 1,111,773.25 = 268,202.11 : x
  2. Step 2: Convert to fraction form
    741,622/1,111,773.25 = 268,202.11/x
  3. Step 3: Cross multiply
    741,622x = 1,111,773.25 × 268,202.11
  4. Step 4: Simplify right side
    741,622x = 298,179,931,491.56
  5. Step 5: Solve for x
    x = 298,179,931,491.56/741,622
  6. Step 6: Final answer
    x = 402,064.57

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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.