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Finding the Fourth Proportional to 336,299.28, 504,362.82 and 99,586.62

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Solution

The fourth proportional to 336,299.28, 504,362.82 and 99,586.62 is: 149,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,299.28 : 504,362.82 = 99,586.62 : x
  2. Step 2: Convert to fraction form
    336,299.28/504,362.82 = 99,586.62/x
  3. Step 3: Cross multiply
    336,299.28x = 504,362.82 × 99,586.62
  4. Step 4: Simplify right side
    336,299.28x = 50,227,788,497.47
  5. Step 5: Solve for x
    x = 50,227,788,497.47/336,299.28
  6. Step 6: Final answer
    x = 149,354.43

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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.