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Finding the Fourth Proportional to 337,485.20, 465,777.14 and 206,740.88

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Solution

The fourth proportional to 337,485.20, 465,777.14 and 206,740.88 is: 285,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,485.20 : 465,777.14 = 206,740.88 : x
  2. Step 2: Convert to fraction form
    337,485.20/465,777.14 = 206,740.88/x
  3. Step 3: Cross multiply
    337,485.20x = 465,777.14 × 206,740.88
  4. Step 4: Simplify right side
    337,485.20x = 96,295,172,444.89
  5. Step 5: Solve for x
    x = 96,295,172,444.89/337,485.20
  6. Step 6: Final answer
    x = 285,331.54

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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.