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Finding the Fourth Proportional to 197,338.94, 295,941.42 and 64,186.18

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Solution

The fourth proportional to 197,338.94, 295,941.42 and 64,186.18 is: 96,257.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,338.94 : 295,941.42 = 64,186.18 : x
  2. Step 2: Convert to fraction form
    197,338.94/295,941.42 = 64,186.18/x
  3. Step 3: Cross multiply
    197,338.94x = 295,941.42 × 64,186.18
  4. Step 4: Simplify right side
    197,338.94x = 18,995,349,253.58
  5. Step 5: Solve for x
    x = 18,995,349,253.58/197,338.94
  6. Step 6: Final answer
    x = 96,257.48

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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.