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Finding the Fourth Proportional to 653,636.34, 980,234.04 and 248,732.44

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Solution

The fourth proportional to 653,636.34, 980,234.04 and 248,732.44 is: 373,014.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,636.34 : 980,234.04 = 248,732.44 : x
  2. Step 2: Convert to fraction form
    653,636.34/980,234.04 = 248,732.44/x
  3. Step 3: Cross multiply
    653,636.34x = 980,234.04 × 248,732.44
  4. Step 4: Simplify right side
    653,636.34x = 243,816,004,540.26
  5. Step 5: Solve for x
    x = 243,816,004,540.26/653,636.34
  6. Step 6: Final answer
    x = 373,014.76

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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.