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Finding the Fourth Proportional to 350,157.60, 483,197.67 and 206,930.97

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Solution

The fourth proportional to 350,157.60, 483,197.67 and 206,930.97 is: 285,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,157.60 : 483,197.67 = 206,930.97 : x
  2. Step 2: Convert to fraction form
    350,157.60/483,197.67 = 206,930.97/x
  3. Step 3: Cross multiply
    350,157.60x = 483,197.67 × 206,930.97
  4. Step 4: Simplify right side
    350,157.60x = 99,988,562,554.84
  5. Step 5: Solve for x
    x = 99,988,562,554.84/350,157.60
  6. Step 6: Final answer
    x = 285,553.03

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1.5x scale

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.