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Finding the Fourth Proportional to 196,505.18, 294,747.44 and 63,385.46

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Solution

The fourth proportional to 196,505.18, 294,747.44 and 63,385.46 is: 95,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,505.18 : 294,747.44 = 63,385.46 : x
  2. Step 2: Convert to fraction form
    196,505.18/294,747.44 = 63,385.46/x
  3. Step 3: Cross multiply
    196,505.18x = 294,747.44 × 63,385.46
  4. Step 4: Simplify right side
    196,505.18x = 18,682,702,068.22
  5. Step 5: Solve for x
    x = 18,682,702,068.22/196,505.18
  6. Step 6: Final answer
    x = 95,074.86

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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.