Home / 330,454.56-456,031.44-179,554.08

Finding the Fourth Proportional to 330,454.56, 456,031.44 and 179,554.08

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Solution

The fourth proportional to 330,454.56, 456,031.44 and 179,554.08 is: 247,786.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,454.56 : 456,031.44 = 179,554.08 : x
  2. Step 2: Convert to fraction form
    330,454.56/456,031.44 = 179,554.08/x
  3. Step 3: Cross multiply
    330,454.56x = 456,031.44 × 179,554.08
  4. Step 4: Simplify right side
    330,454.56x = 81,882,305,660.28
  5. Step 5: Solve for x
    x = 81,882,305,660.28/330,454.56
  6. Step 6: Final answer
    x = 247,786.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.