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Finding the Fourth Proportional to 329,179.34, 454,268.06 and 178,276.34

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Solution

The fourth proportional to 329,179.34, 454,268.06 and 178,276.34 is: 246,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,179.34 : 454,268.06 = 178,276.34 : x
  2. Step 2: Convert to fraction form
    329,179.34/454,268.06 = 178,276.34/x
  3. Step 3: Cross multiply
    329,179.34x = 454,268.06 × 178,276.34
  4. Step 4: Simplify right side
    329,179.34x = 80,985,247,561.39
  5. Step 5: Solve for x
    x = 80,985,247,561.39/329,179.34
  6. Step 6: Final answer
    x = 246,021.66

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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.