Home / 273,623.40-409,743.90-179,620.20

Finding the Fourth Proportional to 273,623.40, 409,743.90 and 179,620.20

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Solution

The fourth proportional to 273,623.40, 409,743.90 and 179,620.20 is: 268,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,623.40 : 409,743.90 = 179,620.20 : x
  2. Step 2: Convert to fraction form
    273,623.40/409,743.90 = 179,620.20/x
  3. Step 3: Cross multiply
    273,623.40x = 409,743.90 × 179,620.20
  4. Step 4: Simplify right side
    273,623.40x = 73,598,281,266.78
  5. Step 5: Solve for x
    x = 73,598,281,266.78/273,623.40
  6. Step 6: Final answer
    x = 268,976.56

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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.