Home / 534,906.20-802,164.90-179,931.80

Finding the Fourth Proportional to 534,906.20, 802,164.90 and 179,931.80

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Solution

The fourth proportional to 534,906.20, 802,164.90 and 179,931.80 is: 269,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,906.20 : 802,164.90 = 179,931.80 : x
  2. Step 2: Convert to fraction form
    534,906.20/802,164.90 = 179,931.80/x
  3. Step 3: Cross multiply
    534,906.20x = 802,164.90 × 179,931.80
  4. Step 4: Simplify right side
    534,906.20x = 144,334,974,353.82
  5. Step 5: Solve for x
    x = 144,334,974,353.82/534,906.20
  6. Step 6: Final answer
    x = 269,832.31

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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.