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Finding the Fourth Proportional to 196,576.88, 294,865.38 and 56,335.50

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Solution

The fourth proportional to 196,576.88, 294,865.38 and 56,335.50 is: 84,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,576.88 : 294,865.38 = 56,335.50 : x
  2. Step 2: Convert to fraction form
    196,576.88/294,865.38 = 56,335.50/x
  3. Step 3: Cross multiply
    196,576.88x = 294,865.38 × 56,335.50
  4. Step 4: Simplify right side
    196,576.88x = 16,611,388,614.99
  5. Step 5: Solve for x
    x = 16,611,388,614.99/196,576.88
  6. Step 6: Final answer
    x = 84,503.27

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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.