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Finding the Fourth Proportional to 337,410.21, 465,611.96 and 199,678.43

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Solution

The fourth proportional to 337,410.21, 465,611.96 and 199,678.43 is: 275,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,410.21 : 465,611.96 = 199,678.43 : x
  2. Step 2: Convert to fraction form
    337,410.21/465,611.96 = 199,678.43/x
  3. Step 3: Cross multiply
    337,410.21x = 465,611.96 × 199,678.43
  4. Step 4: Simplify right side
    337,410.21x = 92,972,661,835.57
  5. Step 5: Solve for x
    x = 92,972,661,835.57/337,410.21
  6. Step 6: Final answer
    x = 275,547.86

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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.