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Finding the Fourth Proportional to 539,536.70, 809,305.05 and 184,562.30

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Solution

The fourth proportional to 539,536.70, 809,305.05 and 184,562.30 is: 276,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,536.70 : 809,305.05 = 184,562.30 : x
  2. Step 2: Convert to fraction form
    539,536.70/809,305.05 = 184,562.30/x
  3. Step 3: Cross multiply
    539,536.70x = 809,305.05 × 184,562.30
  4. Step 4: Simplify right side
    539,536.70x = 149,367,201,429.62
  5. Step 5: Solve for x
    x = 149,367,201,429.62/539,536.70
  6. Step 6: Final answer
    x = 276,843.45

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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.