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Finding the Fourth Proportional to 578,600.85, 868,039.86 and 241,453.95

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Solution

The fourth proportional to 578,600.85, 868,039.86 and 241,453.95 is: 362,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,600.85 : 868,039.86 = 241,453.95 : x
  2. Step 2: Convert to fraction form
    578,600.85/868,039.86 = 241,453.95/x
  3. Step 3: Cross multiply
    578,600.85x = 868,039.86 × 241,453.95
  4. Step 4: Simplify right side
    578,600.85x = 209,591,652,954.45
  5. Step 5: Solve for x
    x = 209,591,652,954.45/578,600.85
  6. Step 6: Final answer
    x = 362,238.76

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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.