Home / 330,240.51-455,731.52-179,336.43

Finding the Fourth Proportional to 330,240.51, 455,731.52 and 179,336.43

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Solution

The fourth proportional to 330,240.51, 455,731.52 and 179,336.43 is: 247,484.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,240.51 : 455,731.52 = 179,336.43 : x
  2. Step 2: Convert to fraction form
    330,240.51/455,731.52 = 179,336.43/x
  3. Step 3: Cross multiply
    330,240.51x = 455,731.52 × 179,336.43
  4. Step 4: Simplify right side
    330,240.51x = 81,729,262,938.59
  5. Step 5: Solve for x
    x = 81,729,262,938.59/330,240.51
  6. Step 6: Final answer
    x = 247,484.06

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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.