Home / 551,029.56-826,544.34-218,605.56

Finding the Fourth Proportional to 551,029.56, 826,544.34 and 218,605.56

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Solution

The fourth proportional to 551,029.56, 826,544.34 and 218,605.56 is: 327,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,029.56 : 826,544.34 = 218,605.56 : x
  2. Step 2: Convert to fraction form
    551,029.56/826,544.34 = 218,605.56/x
  3. Step 3: Cross multiply
    551,029.56x = 826,544.34 × 218,605.56
  4. Step 4: Simplify right side
    551,029.56x = 180,687,188,310.53
  5. Step 5: Solve for x
    x = 180,687,188,310.53/551,029.56
  6. Step 6: Final answer
    x = 327,908.34

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Similar ratio
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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.