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Finding the Fourth Proportional to 196,493.88, 294,776.46 and 112,348.92

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Solution

The fourth proportional to 196,493.88, 294,776.46 and 112,348.92 is: 168,543.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,493.88 : 294,776.46 = 112,348.92 : x
  2. Step 2: Convert to fraction form
    196,493.88/294,776.46 = 112,348.92/x
  3. Step 3: Cross multiply
    196,493.88x = 294,776.46 × 112,348.92
  4. Step 4: Simplify right side
    196,493.88x = 33,117,816,922.42
  5. Step 5: Solve for x
    x = 33,117,816,922.42/196,493.88
  6. Step 6: Final answer
    x = 168,543.76

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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.