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Finding the Fourth Proportional to 530,676.59, 796,042.22 and 151,567.43

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Solution

The fourth proportional to 530,676.59, 796,042.22 and 151,567.43 is: 227,358.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,676.59 : 796,042.22 = 151,567.43 : x
  2. Step 2: Convert to fraction form
    530,676.59/796,042.22 = 151,567.43/x
  3. Step 3: Cross multiply
    530,676.59x = 796,042.22 × 151,567.43
  4. Step 4: Simplify right side
    530,676.59x = 120,654,068,718.85
  5. Step 5: Solve for x
    x = 120,654,068,718.85/530,676.59
  6. Step 6: Final answer
    x = 227,358.95

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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.