Home / 876,634.30-1,314,951.45-699,487.30

Finding the Fourth Proportional to 876,634.30, 1,314,951.45 and 699,487.30

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Solution

The fourth proportional to 876,634.30, 1,314,951.45 and 699,487.30 is: 1,049,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,634.30 : 1,314,951.45 = 699,487.30 : x
  2. Step 2: Convert to fraction form
    876,634.30/1,314,951.45 = 699,487.30/x
  3. Step 3: Cross multiply
    876,634.30x = 1,314,951.45 × 699,487.30
  4. Step 4: Simplify right side
    876,634.30x = 919,791,839,391.59
  5. Step 5: Solve for x
    x = 919,791,839,391.59/876,634.30
  6. Step 6: Final answer
    x = 1,049,230.95

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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.