Home / 809,246.88-1,116,743.64-441,711.90

Finding the Fourth Proportional to 809,246.88, 1,116,743.64 and 441,711.90

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Solution

The fourth proportional to 809,246.88, 1,116,743.64 and 441,711.90 is: 609,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,246.88 : 1,116,743.64 = 441,711.90 : x
  2. Step 2: Convert to fraction form
    809,246.88/1,116,743.64 = 441,711.90/x
  3. Step 3: Cross multiply
    809,246.88x = 1,116,743.64 × 441,711.90
  4. Step 4: Simplify right side
    809,246.88x = 493,278,955,037.32
  5. Step 5: Solve for x
    x = 493,278,955,037.32/809,246.88
  6. Step 6: Final answer
    x = 609,553.11

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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.