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Finding the Fourth Proportional to 609,658.52, 914,576.87 and 293,855.72

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Solution

The fourth proportional to 609,658.52, 914,576.87 and 293,855.72 is: 440,826.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,658.52 : 914,576.87 = 293,855.72 : x
  2. Step 2: Convert to fraction form
    609,658.52/914,576.87 = 293,855.72/x
  3. Step 3: Cross multiply
    609,658.52x = 914,576.87 × 293,855.72
  4. Step 4: Simplify right side
    609,658.52x = 268,753,640,790.95
  5. Step 5: Solve for x
    x = 268,753,640,790.95/609,658.52
  6. Step 6: Final answer
    x = 440,826.52

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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.