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Finding the Fourth Proportional to 362,333.44, 543,005.96 and 137,573.52

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Solution

The fourth proportional to 362,333.44, 543,005.96 and 137,573.52 is: 206,172.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,333.44 : 543,005.96 = 137,573.52 : x
  2. Step 2: Convert to fraction form
    362,333.44/543,005.96 = 137,573.52/x
  3. Step 3: Cross multiply
    362,333.44x = 543,005.96 × 137,573.52
  4. Step 4: Simplify right side
    362,333.44x = 74,703,241,298.18
  5. Step 5: Solve for x
    x = 74,703,241,298.18/362,333.44
  6. Step 6: Final answer
    x = 206,172.64

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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.