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Finding the Fourth Proportional to 196,472.60, 294,766.40 and 63,350.16

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Solution

The fourth proportional to 196,472.60, 294,766.40 and 63,350.16 is: 95,043.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,472.60 : 294,766.40 = 63,350.16 : x
  2. Step 2: Convert to fraction form
    196,472.60/294,766.40 = 63,350.16/x
  3. Step 3: Cross multiply
    196,472.60x = 294,766.40 × 63,350.16
  4. Step 4: Simplify right side
    196,472.60x = 18,673,498,602.62
  5. Step 5: Solve for x
    x = 18,673,498,602.62/196,472.60
  6. Step 6: Final answer
    x = 95,043.78

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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.