Home / 441,943.20-662,914.80-381,808.80

Finding the Fourth Proportional to 441,943.20, 662,914.80 and 381,808.80

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Solution

The fourth proportional to 441,943.20, 662,914.80 and 381,808.80 is: 572,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,943.20 : 662,914.80 = 381,808.80 : x
  2. Step 2: Convert to fraction form
    441,943.20/662,914.80 = 381,808.80/x
  3. Step 3: Cross multiply
    441,943.20x = 662,914.80 × 381,808.80
  4. Step 4: Simplify right side
    441,943.20x = 253,106,704,290.24
  5. Step 5: Solve for x
    x = 253,106,704,290.24/441,943.20
  6. Step 6: Final answer
    x = 572,713.20

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Similar ratio
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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.