Home / 791,845.40-1,187,768.10-192,801.80

Finding the Fourth Proportional to 791,845.40, 1,187,768.10 and 192,801.80

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Solution

The fourth proportional to 791,845.40, 1,187,768.10 and 192,801.80 is: 289,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,845.40 : 1,187,768.10 = 192,801.80 : x
  2. Step 2: Convert to fraction form
    791,845.40/1,187,768.10 = 192,801.80/x
  3. Step 3: Cross multiply
    791,845.40x = 1,187,768.10 × 192,801.80
  4. Step 4: Simplify right side
    791,845.40x = 229,003,827,662.58
  5. Step 5: Solve for x
    x = 229,003,827,662.58/791,845.40
  6. Step 6: Final answer
    x = 289,202.70

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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.