Home / 881,318.56-1,321,741.68-382,564

Finding the Fourth Proportional to 881,318.56, 1,321,741.68 and 382,564

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Solution

The fourth proportional to 881,318.56, 1,321,741.68 and 382,564 is: 573,743.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,318.56 : 1,321,741.68 = 382,564 : x
  2. Step 2: Convert to fraction form
    881,318.56/1,321,741.68 = 382,564/x
  3. Step 3: Cross multiply
    881,318.56x = 1,321,741.68 × 382,564
  4. Step 4: Simplify right side
    881,318.56x = 505,650,784,067.52
  5. Step 5: Solve for x
    x = 505,650,784,067.52/881,318.56
  6. Step 6: Final answer
    x = 573,743.49

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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.