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Finding the Fourth Proportional to 238,338.76, 357,507.81 and 60,845.80

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Solution

The fourth proportional to 238,338.76, 357,507.81 and 60,845.80 is: 91,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,338.76 : 357,507.81 = 60,845.80 : x
  2. Step 2: Convert to fraction form
    238,338.76/357,507.81 = 60,845.80/x
  3. Step 3: Cross multiply
    238,338.76x = 357,507.81 × 60,845.80
  4. Step 4: Simplify right side
    238,338.76x = 21,752,848,705.70
  5. Step 5: Solve for x
    x = 21,752,848,705.70/238,338.76
  6. Step 6: Final answer
    x = 91,268.62

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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.