Home / 454,954.32-681,517.95-226,561.81

Finding the Fourth Proportional to 454,954.32, 681,517.95 and 226,561.81

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Solution

The fourth proportional to 454,954.32, 681,517.95 and 226,561.81 is: 339,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,954.32 : 681,517.95 = 226,561.81 : x
  2. Step 2: Convert to fraction form
    454,954.32/681,517.95 = 226,561.81/x
  3. Step 3: Cross multiply
    454,954.32x = 681,517.95 × 226,561.81
  4. Step 4: Simplify right side
    454,954.32x = 154,405,940,298.34
  5. Step 5: Solve for x
    x = 154,405,940,298.34/454,954.32
  6. Step 6: Final answer
    x = 339,387.79

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1.5x scale

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.