Home / 534,965.60-802,189.20-298,056.80

Finding the Fourth Proportional to 534,965.60, 802,189.20 and 298,056.80

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Solution

The fourth proportional to 534,965.60, 802,189.20 and 298,056.80 is: 446,940.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,965.60 : 802,189.20 = 298,056.80 : x
  2. Step 2: Convert to fraction form
    534,965.60/802,189.20 = 298,056.80/x
  3. Step 3: Cross multiply
    534,965.60x = 802,189.20 × 298,056.80
  4. Step 4: Simplify right side
    534,965.60x = 239,097,945,946.56
  5. Step 5: Solve for x
    x = 239,097,945,946.56/534,965.60
  6. Step 6: Final answer
    x = 446,940.79

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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.