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Finding the Fourth Proportional to 329,270.08, 454,393.92 and 178,366.72

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Solution

The fourth proportional to 329,270.08, 454,393.92 and 178,366.72 is: 246,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,270.08 : 454,393.92 = 178,366.72 : x
  2. Step 2: Convert to fraction form
    329,270.08/454,393.92 = 178,366.72/x
  3. Step 3: Cross multiply
    329,270.08x = 454,393.92 × 178,366.72
  4. Step 4: Simplify right side
    329,270.08x = 81,048,753,098.34
  5. Step 5: Solve for x
    x = 81,048,753,098.34/329,270.08
  6. Step 6: Final answer
    x = 246,146.73

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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.