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Finding the Fourth Proportional to 539,503.70, 809,255.55 and 184,529.30

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Solution

The fourth proportional to 539,503.70, 809,255.55 and 184,529.30 is: 276,793.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,503.70 : 809,255.55 = 184,529.30 : x
  2. Step 2: Convert to fraction form
    539,503.70/809,255.55 = 184,529.30/x
  3. Step 3: Cross multiply
    539,503.70x = 809,255.55 × 184,529.30
  4. Step 4: Simplify right side
    539,503.70x = 149,331,360,162.62
  5. Step 5: Solve for x
    x = 149,331,360,162.62/539,503.70
  6. Step 6: Final answer
    x = 276,793.95

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Similar ratio
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1.5x scale

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.