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Finding the Fourth Proportional to 362,495.98, 543,749.44 and 125,846.18

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Solution

The fourth proportional to 362,495.98, 543,749.44 and 125,846.18 is: 188,771.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,495.98 : 543,749.44 = 125,846.18 : x
  2. Step 2: Convert to fraction form
    362,495.98/543,749.44 = 125,846.18/x
  3. Step 3: Cross multiply
    362,495.98x = 543,749.44 × 125,846.18
  4. Step 4: Simplify right side
    362,495.98x = 68,428,789,901.14
  5. Step 5: Solve for x
    x = 68,428,789,901.14/362,495.98
  6. Step 6: Final answer
    x = 188,771.17

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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.