Home / 361,084.21-498,301.46-199,938.95

Finding the Fourth Proportional to 361,084.21, 498,301.46 and 199,938.95

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Solution

The fourth proportional to 361,084.21, 498,301.46 and 199,938.95 is: 275,918.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,084.21 : 498,301.46 = 199,938.95 : x
  2. Step 2: Convert to fraction form
    361,084.21/498,301.46 = 199,938.95/x
  3. Step 3: Cross multiply
    361,084.21x = 498,301.46 × 199,938.95
  4. Step 4: Simplify right side
    361,084.21x = 99,629,870,695.87
  5. Step 5: Solve for x
    x = 99,629,870,695.87/361,084.21
  6. Step 6: Final answer
    x = 275,918.66

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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.