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Finding the Fourth Proportional to 225,596.58, 338,293.70 and 134,455.02

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Solution

The fourth proportional to 225,596.58, 338,293.70 and 134,455.02 is: 201,622.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,596.58 : 338,293.70 = 134,455.02 : x
  2. Step 2: Convert to fraction form
    225,596.58/338,293.70 = 134,455.02/x
  3. Step 3: Cross multiply
    225,596.58x = 338,293.70 × 134,455.02
  4. Step 4: Simplify right side
    225,596.58x = 45,485,286,199.37
  5. Step 5: Solve for x
    x = 45,485,286,199.37/225,596.58
  6. Step 6: Final answer
    x = 201,622.23

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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.