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Finding the Fourth Proportional to 1,233.27, 1,701.89 and 673.74

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Solution

The fourth proportional to 1,233.27, 1,701.89 and 673.74 is: 929.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.27 : 1,701.89 = 673.74 : x
  2. Step 2: Convert to fraction form
    1,233.27/1,701.89 = 673.74/x
  3. Step 3: Cross multiply
    1,233.27x = 1,701.89 × 673.74
  4. Step 4: Simplify right side
    1,233.27x = 1,146,628.00
  5. Step 5: Solve for x
    x = 1,146,628.00/1,233.27
  6. Step 6: Final answer
    x = 929.75

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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.