Home / 882,919.62-1,323,212.90-321,414.66

Finding the Fourth Proportional to 882,919.62, 1,323,212.90 and 321,414.66

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Solution

The fourth proportional to 882,919.62, 1,323,212.90 and 321,414.66 is: 481,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,919.62 : 1,323,212.90 = 321,414.66 : x
  2. Step 2: Convert to fraction form
    882,919.62/1,323,212.90 = 321,414.66/x
  3. Step 3: Cross multiply
    882,919.62x = 1,323,212.90 × 321,414.66
  4. Step 4: Simplify right side
    882,919.62x = 425,300,022,754.04
  5. Step 5: Solve for x
    x = 425,300,022,754.04/882,919.62
  6. Step 6: Final answer
    x = 481,697.33

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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.