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Finding the Fourth Proportional to 330,704.28, 456,369.60 and 179,801.28

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Solution

The fourth proportional to 330,704.28, 456,369.60 and 179,801.28 is: 248,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,704.28 : 456,369.60 = 179,801.28 : x
  2. Step 2: Convert to fraction form
    330,704.28/456,369.60 = 179,801.28/x
  3. Step 3: Cross multiply
    330,704.28x = 456,369.60 × 179,801.28
  4. Step 4: Simplify right side
    330,704.28x = 82,055,838,233.09
  5. Step 5: Solve for x
    x = 82,055,838,233.09/330,704.28
  6. Step 6: Final answer
    x = 248,124.51

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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.