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Finding the Fourth Proportional to 245,844.66, 368,227.50 and 203,241.90

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Solution

The fourth proportional to 245,844.66, 368,227.50 and 203,241.90 is: 304,416.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,844.66 : 368,227.50 = 203,241.90 : x
  2. Step 2: Convert to fraction form
    245,844.66/368,227.50 = 203,241.90/x
  3. Step 3: Cross multiply
    245,844.66x = 368,227.50 × 203,241.90
  4. Step 4: Simplify right side
    245,844.66x = 74,839,256,732.25
  5. Step 5: Solve for x
    x = 74,839,256,732.25/245,844.66
  6. Step 6: Final answer
    x = 304,416.85

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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.