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Finding the Fourth Proportional to 1,558.83, 2,338.94 and 737.70

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Solution

The fourth proportional to 1,558.83, 2,338.94 and 737.70 is: 1,106.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.83 : 2,338.94 = 737.70 : x
  2. Step 2: Convert to fraction form
    1,558.83/2,338.94 = 737.70/x
  3. Step 3: Cross multiply
    1,558.83x = 2,338.94 × 737.70
  4. Step 4: Simplify right side
    1,558.83x = 1,725,436.04
  5. Step 5: Solve for x
    x = 1,725,436.04/1,558.83
  6. Step 6: Final answer
    x = 1,106.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.