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Finding the Fourth Proportional to 1,700.31, 2,550.43 and 467.71

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Solution

The fourth proportional to 1,700.31, 2,550.43 and 467.71 is: 701.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.31 : 2,550.43 = 467.71 : x
  2. Step 2: Convert to fraction form
    1,700.31/2,550.43 = 467.71/x
  3. Step 3: Cross multiply
    1,700.31x = 2,550.43 × 467.71
  4. Step 4: Simplify right side
    1,700.31x = 1,192,861.62
  5. Step 5: Solve for x
    x = 1,192,861.62/1,700.31
  6. Step 6: Final answer
    x = 701.56

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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.