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Finding the Fourth Proportional to 362,420.72, 543,588.83 and 96,201.93

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Solution

The fourth proportional to 362,420.72, 543,588.83 and 96,201.93 is: 144,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,420.72 : 543,588.83 = 96,201.93 : x
  2. Step 2: Convert to fraction form
    362,420.72/543,588.83 = 96,201.93/x
  3. Step 3: Cross multiply
    362,420.72x = 543,588.83 × 96,201.93
  4. Step 4: Simplify right side
    362,420.72x = 52,294,294,091.43
  5. Step 5: Solve for x
    x = 52,294,294,091.43/362,420.72
  6. Step 6: Final answer
    x = 144,291.68

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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.