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Finding the Fourth Proportional to 1,933.53, 2,900.22 and 634.96

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Solution

The fourth proportional to 1,933.53, 2,900.22 and 634.96 is: 952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.53 : 2,900.22 = 634.96 : x
  2. Step 2: Convert to fraction form
    1,933.53/2,900.22 = 634.96/x
  3. Step 3: Cross multiply
    1,933.53x = 2,900.22 × 634.96
  4. Step 4: Simplify right side
    1,933.53x = 1,841,523.69
  5. Step 5: Solve for x
    x = 1,841,523.69/1,933.53
  6. Step 6: Final answer
    x = 952.42

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1.5x scale

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.