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Finding the Fourth Proportional to 1,333.87, 1,840.75 and 736.35

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Solution

The fourth proportional to 1,333.87, 1,840.75 and 736.35 is: 1,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333.87 : 1,840.75 = 736.35 : x
  2. Step 2: Convert to fraction form
    1,333.87/1,840.75 = 736.35/x
  3. Step 3: Cross multiply
    1,333.87x = 1,840.75 × 736.35
  4. Step 4: Simplify right side
    1,333.87x = 1,355,436.26
  5. Step 5: Solve for x
    x = 1,355,436.26/1,333.87
  6. Step 6: Final answer
    x = 1,016.17

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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.