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Finding the Fourth Proportional to 225,832.40, 338,057.40 and 163,624.40

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Solution

The fourth proportional to 225,832.40, 338,057.40 and 163,624.40 is: 244,935.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,832.40 : 338,057.40 = 163,624.40 : x
  2. Step 2: Convert to fraction form
    225,832.40/338,057.40 = 163,624.40/x
  3. Step 3: Cross multiply
    225,832.40x = 338,057.40 × 163,624.40
  4. Step 4: Simplify right side
    225,832.40x = 55,314,439,240.56
  5. Step 5: Solve for x
    x = 55,314,439,240.56/225,832.40
  6. Step 6: Final answer
    x = 244,935.80

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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.