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Finding the Fourth Proportional to 362,428.60, 543,669.50 and 96,183.16

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Solution

The fourth proportional to 362,428.60, 543,669.50 and 96,183.16 is: 144,281.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,428.60 : 543,669.50 = 96,183.16 : x
  2. Step 2: Convert to fraction form
    362,428.60/543,669.50 = 96,183.16/x
  3. Step 3: Cross multiply
    362,428.60x = 543,669.50 × 96,183.16
  4. Step 4: Simplify right side
    362,428.60x = 52,291,850,505.62
  5. Step 5: Solve for x
    x = 52,291,850,505.62/362,428.60
  6. Step 6: Final answer
    x = 144,281.80

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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.