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Finding the Fourth Proportional to 225,000, 337,333.41 and 136,232.64

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Solution

The fourth proportional to 225,000, 337,333.41 and 136,232.64 is: 204,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,000 : 337,333.41 = 136,232.64 : x
  2. Step 2: Convert to fraction form
    225,000/337,333.41 = 136,232.64/x
  3. Step 3: Cross multiply
    225,000x = 337,333.41 × 136,232.64
  4. Step 4: Simplify right side
    225,000x = 45,955,821,004.50
  5. Step 5: Solve for x
    x = 45,955,821,004.50/225,000
  6. Step 6: Final answer
    x = 204,248.09

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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.