Home / 293,838.40-441,292.20-257,096.80

Finding the Fourth Proportional to 293,838.40, 441,292.20 and 257,096.80

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Solution

The fourth proportional to 293,838.40, 441,292.20 and 257,096.80 is: 386,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,838.40 : 441,292.20 = 257,096.80 : x
  2. Step 2: Convert to fraction form
    293,838.40/441,292.20 = 257,096.80/x
  3. Step 3: Cross multiply
    293,838.40x = 441,292.20 × 257,096.80
  4. Step 4: Simplify right side
    293,838.40x = 113,454,812,484.96
  5. Step 5: Solve for x
    x = 113,454,812,484.96/293,838.40
  6. Step 6: Final answer
    x = 386,112.95

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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.