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Finding the Fourth Proportional to 539,800.58, 809,158.98 and 184,571.64

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Solution

The fourth proportional to 539,800.58, 809,158.98 and 184,571.64 is: 276,672.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,800.58 : 809,158.98 = 184,571.64 : x
  2. Step 2: Convert to fraction form
    539,800.58/809,158.98 = 184,571.64/x
  3. Step 3: Cross multiply
    539,800.58x = 809,158.98 × 184,571.64
  4. Step 4: Simplify right side
    539,800.58x = 149,347,799,959.33
  5. Step 5: Solve for x
    x = 149,347,799,959.33/539,800.58
  6. Step 6: Final answer
    x = 276,672.17

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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.