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Finding the Fourth Proportional to 197,318.88, 295,943.76 and 64,179.72

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Solution

The fourth proportional to 197,318.88, 295,943.76 and 64,179.72 is: 96,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,318.88 : 295,943.76 = 64,179.72 : x
  2. Step 2: Convert to fraction form
    197,318.88/295,943.76 = 64,179.72/x
  3. Step 3: Cross multiply
    197,318.88x = 295,943.76 × 64,179.72
  4. Step 4: Simplify right side
    197,318.88x = 18,993,587,652.55
  5. Step 5: Solve for x
    x = 18,993,587,652.55/197,318.88
  6. Step 6: Final answer
    x = 96,258.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.