Home / 598,683.15-827,082.43-392,441.15

Finding the Fourth Proportional to 598,683.15, 827,082.43 and 392,441.15

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Solution

The fourth proportional to 598,683.15, 827,082.43 and 392,441.15 is: 542,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,683.15 : 827,082.43 = 392,441.15 : x
  2. Step 2: Convert to fraction form
    598,683.15/827,082.43 = 392,441.15/x
  3. Step 3: Cross multiply
    598,683.15x = 827,082.43 × 392,441.15
  4. Step 4: Simplify right side
    598,683.15x = 324,581,181,060.60
  5. Step 5: Solve for x
    x = 324,581,181,060.60/598,683.15
  6. Step 6: Final answer
    x = 542,158.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.