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Finding the Fourth Proportional to 196,498.67, 294,805.40 and 63,375.98

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Solution

The fourth proportional to 196,498.67, 294,805.40 and 63,375.98 is: 95,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,498.67 : 294,805.40 = 63,375.98 : x
  2. Step 2: Convert to fraction form
    196,498.67/294,805.40 = 63,375.98/x
  3. Step 3: Cross multiply
    196,498.67x = 294,805.40 × 63,375.98
  4. Step 4: Simplify right side
    196,498.67x = 18,683,579,343.39
  5. Step 5: Solve for x
    x = 18,683,579,343.39/196,498.67
  6. Step 6: Final answer
    x = 95,082.47

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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.