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Finding the Fourth Proportional to 196,293.12, 294,059.52 and 117,469.44

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Solution

The fourth proportional to 196,293.12, 294,059.52 and 117,469.44 is: 175,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,293.12 : 294,059.52 = 117,469.44 : x
  2. Step 2: Convert to fraction form
    196,293.12/294,059.52 = 117,469.44/x
  3. Step 3: Cross multiply
    196,293.12x = 294,059.52 × 117,469.44
  4. Step 4: Simplify right side
    196,293.12x = 34,543,007,141.07
  5. Step 5: Solve for x
    x = 34,543,007,141.07/196,293.12
  6. Step 6: Final answer
    x = 175,976.66

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1.5x scale

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.