Home / 726,961.38-1,090,355.49-194,523.54

Finding the Fourth Proportional to 726,961.38, 1,090,355.49 and 194,523.54

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Solution

The fourth proportional to 726,961.38, 1,090,355.49 and 194,523.54 is: 291,762.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,961.38 : 1,090,355.49 = 194,523.54 : x
  2. Step 2: Convert to fraction form
    726,961.38/1,090,355.49 = 194,523.54/x
  3. Step 3: Cross multiply
    726,961.38x = 1,090,355.49 × 194,523.54
  4. Step 4: Simplify right side
    726,961.38x = 212,099,809,773.24
  5. Step 5: Solve for x
    x = 212,099,809,773.24/726,961.38
  6. Step 6: Final answer
    x = 291,762.14

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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.