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Finding the Fourth Proportional to 580,200.06, 800,976.69 and 450,849.54

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Solution

The fourth proportional to 580,200.06, 800,976.69 and 450,849.54 is: 622,405.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,200.06 : 800,976.69 = 450,849.54 : x
  2. Step 2: Convert to fraction form
    580,200.06/800,976.69 = 450,849.54/x
  3. Step 3: Cross multiply
    580,200.06x = 800,976.69 × 450,849.54
  4. Step 4: Simplify right side
    580,200.06x = 361,119,972,237.22
  5. Step 5: Solve for x
    x = 361,119,972,237.22/580,200.06
  6. Step 6: Final answer
    x = 622,405.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.