Home / 410,252.20-615,551.10-223,397.80

Finding the Fourth Proportional to 410,252.20, 615,551.10 and 223,397.80

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Solution

The fourth proportional to 410,252.20, 615,551.10 and 223,397.80 is: 335,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,252.20 : 615,551.10 = 223,397.80 : x
  2. Step 2: Convert to fraction form
    410,252.20/615,551.10 = 223,397.80/x
  3. Step 3: Cross multiply
    410,252.20x = 615,551.10 × 223,397.80
  4. Step 4: Simplify right side
    410,252.20x = 137,512,761,527.58
  5. Step 5: Solve for x
    x = 137,512,761,527.58/410,252.20
  6. Step 6: Final answer
    x = 335,190.80

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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.