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Finding the Fourth Proportional to 551,650.70, 827,065.08 and 231,896.12

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Solution

The fourth proportional to 551,650.70, 827,065.08 and 231,896.12 is: 347,671.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,650.70 : 827,065.08 = 231,896.12 : x
  2. Step 2: Convert to fraction form
    551,650.70/827,065.08 = 231,896.12/x
  3. Step 3: Cross multiply
    551,650.70x = 827,065.08 × 231,896.12
  4. Step 4: Simplify right side
    551,650.70x = 191,793,178,904.16
  5. Step 5: Solve for x
    x = 191,793,178,904.16/551,650.70
  6. Step 6: Final answer
    x = 347,671.41

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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.