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Finding the Fourth Proportional to 362,626.85, 543,939.68 and 96,387.37

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Solution

The fourth proportional to 362,626.85, 543,939.68 and 96,387.37 is: 144,580.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,626.85 : 543,939.68 = 96,387.37 : x
  2. Step 2: Convert to fraction form
    362,626.85/543,939.68 = 96,387.37/x
  3. Step 3: Cross multiply
    362,626.85x = 543,939.68 × 96,387.37
  4. Step 4: Simplify right side
    362,626.85x = 52,428,911,992.21
  5. Step 5: Solve for x
    x = 52,428,911,992.21/362,626.85
  6. Step 6: Final answer
    x = 144,580.89

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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.