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Finding the Fourth Proportional to 906.43, 1,250.04 and 591.59

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Solution

The fourth proportional to 906.43, 1,250.04 and 591.59 is: 815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    906.43 : 1,250.04 = 591.59 : x
  2. Step 2: Convert to fraction form
    906.43/1,250.04 = 591.59/x
  3. Step 3: Cross multiply
    906.43x = 1,250.04 × 591.59
  4. Step 4: Simplify right side
    906.43x = 739,511.16
  5. Step 5: Solve for x
    x = 739,511.16/906.43
  6. Step 6: Final answer
    x = 815.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.