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Finding the Fourth Proportional to 203,114.32, 304,506.24 and 136,350.88

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Solution

The fourth proportional to 203,114.32, 304,506.24 and 136,350.88 is: 204,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,114.32 : 304,506.24 = 136,350.88 : x
  2. Step 2: Convert to fraction form
    203,114.32/304,506.24 = 136,350.88/x
  3. Step 3: Cross multiply
    203,114.32x = 304,506.24 × 136,350.88
  4. Step 4: Simplify right side
    203,114.32x = 41,519,693,789.49
  5. Step 5: Solve for x
    x = 41,519,693,789.49/203,114.32
  6. Step 6: Final answer
    x = 204,415.39

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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.