Home / 791,744.40-1,187,599.98-192,708.90

Finding the Fourth Proportional to 791,744.40, 1,187,599.98 and 192,708.90

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Solution

The fourth proportional to 791,744.40, 1,187,599.98 and 192,708.90 is: 289,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,744.40 : 1,187,599.98 = 192,708.90 : x
  2. Step 2: Convert to fraction form
    791,744.40/1,187,599.98 = 192,708.90/x
  3. Step 3: Cross multiply
    791,744.40x = 1,187,599.98 × 192,708.90
  4. Step 4: Simplify right side
    791,744.40x = 228,861,085,785.82
  5. Step 5: Solve for x
    x = 228,861,085,785.82/791,744.40
  6. Step 6: Final answer
    x = 289,059.30

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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.