Home / 361,089.15-498,296.92-199,940.73

Finding the Fourth Proportional to 361,089.15, 498,296.92 and 199,940.73

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Solution

The fourth proportional to 361,089.15, 498,296.92 and 199,940.73 is: 275,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,089.15 : 498,296.92 = 199,940.73 : x
  2. Step 2: Convert to fraction form
    361,089.15/498,296.92 = 199,940.73/x
  3. Step 3: Cross multiply
    361,089.15x = 498,296.92 × 199,940.73
  4. Step 4: Simplify right side
    361,089.15x = 99,629,849,941.55
  5. Step 5: Solve for x
    x = 99,629,849,941.55/361,089.15
  6. Step 6: Final answer
    x = 275,914.83

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1.5x scale

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.