Home / 293,908.40-441,397.20-257,166.80

Finding the Fourth Proportional to 293,908.40, 441,397.20 and 257,166.80

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Solution

The fourth proportional to 293,908.40, 441,397.20 and 257,166.80 is: 386,217.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,908.40 : 441,397.20 = 257,166.80 : x
  2. Step 2: Convert to fraction form
    293,908.40/441,397.20 = 257,166.80/x
  3. Step 3: Cross multiply
    293,908.40x = 441,397.20 × 257,166.80
  4. Step 4: Simplify right side
    293,908.40x = 113,512,705,452.96
  5. Step 5: Solve for x
    x = 113,512,705,452.96/293,908.40
  6. Step 6: Final answer
    x = 386,217.97

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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.