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Finding the Fourth Proportional to 329,132.58, 454,200.36 and 178,229.58

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Solution

The fourth proportional to 329,132.58, 454,200.36 and 178,229.58 is: 245,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,132.58 : 454,200.36 = 178,229.58 : x
  2. Step 2: Convert to fraction form
    329,132.58/454,200.36 = 178,229.58/x
  3. Step 3: Cross multiply
    329,132.58x = 454,200.36 × 178,229.58
  4. Step 4: Simplify right side
    329,132.58x = 80,951,939,398.65
  5. Step 5: Solve for x
    x = 80,951,939,398.65/329,132.58
  6. Step 6: Final answer
    x = 245,955.41

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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.