Home / 361,553.20-498,967.43-200,415.04

Finding the Fourth Proportional to 361,553.20, 498,967.43 and 200,415.04

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Solution

The fourth proportional to 361,553.20, 498,967.43 and 200,415.04 is: 276,586.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,553.20 : 498,967.43 = 200,415.04 : x
  2. Step 2: Convert to fraction form
    361,553.20/498,967.43 = 200,415.04/x
  3. Step 3: Cross multiply
    361,553.20x = 498,967.43 × 200,415.04
  4. Step 4: Simplify right side
    361,553.20x = 100,000,573,945.24
  5. Step 5: Solve for x
    x = 100,000,573,945.24/361,553.20
  6. Step 6: Final answer
    x = 276,586.06

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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.