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Finding the Fourth Proportional to 336,123.50, 504,175.10 and 136,439.06

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Solution

The fourth proportional to 336,123.50, 504,175.10 and 136,439.06 is: 204,654.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,123.50 : 504,175.10 = 136,439.06 : x
  2. Step 2: Convert to fraction form
    336,123.50/504,175.10 = 136,439.06/x
  3. Step 3: Cross multiply
    336,123.50x = 504,175.10 × 136,439.06
  4. Step 4: Simplify right side
    336,123.50x = 68,789,176,719.41
  5. Step 5: Solve for x
    x = 68,789,176,719.41/336,123.50
  6. Step 6: Final answer
    x = 204,654.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.