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Finding the Fourth Proportional to 329,254.94, 454,362.48 and 193,286.72

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Solution

The fourth proportional to 329,254.94, 454,362.48 and 193,286.72 is: 266,730.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,254.94 : 454,362.48 = 193,286.72 : x
  2. Step 2: Convert to fraction form
    329,254.94/454,362.48 = 193,286.72/x
  3. Step 3: Cross multiply
    329,254.94x = 454,362.48 × 193,286.72
  4. Step 4: Simplify right side
    329,254.94x = 87,822,231,178.45
  5. Step 5: Solve for x
    x = 87,822,231,178.45/329,254.94
  6. Step 6: Final answer
    x = 266,730.19

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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.