Home / 558,770.70-837,682.20-203,577.60

Finding the Fourth Proportional to 558,770.70, 837,682.20 and 203,577.60

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Solution

The fourth proportional to 558,770.70, 837,682.20 and 203,577.60 is: 305,193.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,770.70 : 837,682.20 = 203,577.60 : x
  2. Step 2: Convert to fraction form
    558,770.70/837,682.20 = 203,577.60/x
  3. Step 3: Cross multiply
    558,770.70x = 837,682.20 × 203,577.60
  4. Step 4: Simplify right side
    558,770.70x = 170,533,331,838.72
  5. Step 5: Solve for x
    x = 170,533,331,838.72/558,770.70
  6. Step 6: Final answer
    x = 305,193.76

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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.