Home / 494,428.70-741,643.05-162,004.70

Finding the Fourth Proportional to 494,428.70, 741,643.05 and 162,004.70

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Solution

The fourth proportional to 494,428.70, 741,643.05 and 162,004.70 is: 243,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,428.70 : 741,643.05 = 162,004.70 : x
  2. Step 2: Convert to fraction form
    494,428.70/741,643.05 = 162,004.70/x
  3. Step 3: Cross multiply
    494,428.70x = 741,643.05 × 162,004.70
  4. Step 4: Simplify right side
    494,428.70x = 120,149,659,822.34
  5. Step 5: Solve for x
    x = 120,149,659,822.34/494,428.70
  6. Step 6: Final answer
    x = 243,007.05

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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.