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Finding the Fourth Proportional to 539,805.58, 809,166.48 and 184,576.66

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Solution

The fourth proportional to 539,805.58, 809,166.48 and 184,576.66 is: 276,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,805.58 : 809,166.48 = 184,576.66 : x
  2. Step 2: Convert to fraction form
    539,805.58/809,166.48 = 184,576.66/x
  3. Step 3: Cross multiply
    539,805.58x = 809,166.48 × 184,576.66
  4. Step 4: Simplify right side
    539,805.58x = 149,353,246,262.36
  5. Step 5: Solve for x
    x = 149,353,246,262.36/539,805.58
  6. Step 6: Final answer
    x = 276,679.70

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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.