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Finding the Fourth Proportional to 362,580.76, 543,814.90 and 185,218.84

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Solution

The fourth proportional to 362,580.76, 543,814.90 and 185,218.84 is: 277,799.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,580.76 : 543,814.90 = 185,218.84 : x
  2. Step 2: Convert to fraction form
    362,580.76/543,814.90 = 185,218.84/x
  3. Step 3: Cross multiply
    362,580.76x = 543,814.90 × 185,218.84
  4. Step 4: Simplify right side
    362,580.76x = 100,724,764,952.72
  5. Step 5: Solve for x
    x = 100,724,764,952.72/362,580.76
  6. Step 6: Final answer
    x = 277,799.53

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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.