Home / 791,394.48-1,187,081.37-192,353.91

Finding the Fourth Proportional to 791,394.48, 1,187,081.37 and 192,353.91

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Solution

The fourth proportional to 791,394.48, 1,187,081.37 and 192,353.91 is: 288,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,394.48 : 1,187,081.37 = 192,353.91 : x
  2. Step 2: Convert to fraction form
    791,394.48/1,187,081.37 = 192,353.91/x
  3. Step 3: Cross multiply
    791,394.48x = 1,187,081.37 × 192,353.91
  4. Step 4: Simplify right side
    791,394.48x = 228,339,743,007.66
  5. Step 5: Solve for x
    x = 228,339,743,007.66/791,394.48
  6. Step 6: Final answer
    x = 288,528.35

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1.5x scale

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.