Home / 293,816.40-441,259.20-257,074.80

Finding the Fourth Proportional to 293,816.40, 441,259.20 and 257,074.80

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Solution

The fourth proportional to 293,816.40, 441,259.20 and 257,074.80 is: 386,079.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,816.40 : 441,259.20 = 257,074.80 : x
  2. Step 2: Convert to fraction form
    293,816.40/441,259.20 = 257,074.80/x
  3. Step 3: Cross multiply
    293,816.40x = 441,259.20 × 257,074.80
  4. Step 4: Simplify right side
    293,816.40x = 113,436,620,588.16
  5. Step 5: Solve for x
    x = 113,436,620,588.16/293,816.40
  6. Step 6: Final answer
    x = 386,079.95

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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.