Home / 327,532.23-490,511.03-186,864.39

Finding the Fourth Proportional to 327,532.23, 490,511.03 and 186,864.39

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Solution

The fourth proportional to 327,532.23, 490,511.03 and 186,864.39 is: 279,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,532.23 : 490,511.03 = 186,864.39 : x
  2. Step 2: Convert to fraction form
    327,532.23/490,511.03 = 186,864.39/x
  3. Step 3: Cross multiply
    327,532.23x = 490,511.03 × 186,864.39
  4. Step 4: Simplify right side
    327,532.23x = 91,659,043,474.90
  5. Step 5: Solve for x
    x = 91,659,043,474.90/327,532.23
  6. Step 6: Final answer
    x = 279,847.40

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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.