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Finding the Fourth Proportional to 539,034.50, 808,523.93 and 159,958.44

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Solution

The fourth proportional to 539,034.50, 808,523.93 and 159,958.44 is: 239,929.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,034.50 : 808,523.93 = 159,958.44 : x
  2. Step 2: Convert to fraction form
    539,034.50/808,523.93 = 159,958.44/x
  3. Step 3: Cross multiply
    539,034.50x = 808,523.93 × 159,958.44
  4. Step 4: Simplify right side
    539,034.50x = 129,330,225,745.68
  5. Step 5: Solve for x
    x = 129,330,225,745.68/539,034.50
  6. Step 6: Final answer
    x = 239,929.41

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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.