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Finding the Fourth Proportional to 225,471.50, 336,217.53 and 223,446.80

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Solution

The fourth proportional to 225,471.50, 336,217.53 and 223,446.80 is: 333,198.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,471.50 : 336,217.53 = 223,446.80 : x
  2. Step 2: Convert to fraction form
    225,471.50/336,217.53 = 223,446.80/x
  3. Step 3: Cross multiply
    225,471.50x = 336,217.53 × 223,446.80
  4. Step 4: Simplify right side
    225,471.50x = 75,126,732,860.87
  5. Step 5: Solve for x
    x = 75,126,732,860.87/225,471.50
  6. Step 6: Final answer
    x = 333,198.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.