Home / 827,453.28-1,241,155.12-228,451

Finding the Fourth Proportional to 827,453.28, 1,241,155.12 and 228,451

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Solution

The fourth proportional to 827,453.28, 1,241,155.12 and 228,451 is: 342,669.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,453.28 : 1,241,155.12 = 228,451 : x
  2. Step 2: Convert to fraction form
    827,453.28/1,241,155.12 = 228,451/x
  3. Step 3: Cross multiply
    827,453.28x = 1,241,155.12 × 228,451
  4. Step 4: Simplify right side
    827,453.28x = 283,543,128,319.12
  5. Step 5: Solve for x
    x = 283,543,128,319.12/827,453.28
  6. Step 6: Final answer
    x = 342,669.65

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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.