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Finding the Fourth Proportional to 617,484.88, 926,217.24 and 196,755.04

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Solution

The fourth proportional to 617,484.88, 926,217.24 and 196,755.04 is: 295,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,484.88 : 926,217.24 = 196,755.04 : x
  2. Step 2: Convert to fraction form
    617,484.88/926,217.24 = 196,755.04/x
  3. Step 3: Cross multiply
    617,484.88x = 926,217.24 × 196,755.04
  4. Step 4: Simplify right side
    617,484.88x = 182,237,910,104.89
  5. Step 5: Solve for x
    x = 182,237,910,104.89/617,484.88
  6. Step 6: Final answer
    x = 295,129.35

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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.