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Finding the Fourth Proportional to 329,134.14, 454,202.52 and 178,231.14

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Solution

The fourth proportional to 329,134.14, 454,202.52 and 178,231.14 is: 245,957.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,134.14 : 454,202.52 = 178,231.14 : x
  2. Step 2: Convert to fraction form
    329,134.14/454,202.52 = 178,231.14/x
  3. Step 3: Cross multiply
    329,134.14x = 454,202.52 × 178,231.14
  4. Step 4: Simplify right side
    329,134.14x = 80,953,032,930.47
  5. Step 5: Solve for x
    x = 80,953,032,930.47/329,134.14
  6. Step 6: Final answer
    x = 245,957.57

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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.