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Finding the Fourth Proportional to 539,367.51, 809,182.94 and 179,537.67

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Solution

The fourth proportional to 539,367.51, 809,182.94 and 179,537.67 is: 269,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,367.51 : 809,182.94 = 179,537.67 : x
  2. Step 2: Convert to fraction form
    539,367.51/809,182.94 = 179,537.67/x
  3. Step 3: Cross multiply
    539,367.51x = 809,182.94 × 179,537.67
  4. Step 4: Simplify right side
    539,367.51x = 145,278,819,651.35
  5. Step 5: Solve for x
    x = 145,278,819,651.35/539,367.51
  6. Step 6: Final answer
    x = 269,350.34

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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.