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Finding the Fourth Proportional to 1,232.74, 1,701.14 and 673.22

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Solution

The fourth proportional to 1,232.74, 1,701.14 and 673.22 is: 929.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.74 : 1,701.14 = 673.22 : x
  2. Step 2: Convert to fraction form
    1,232.74/1,701.14 = 673.22/x
  3. Step 3: Cross multiply
    1,232.74x = 1,701.14 × 673.22
  4. Step 4: Simplify right side
    1,232.74x = 1,145,241.47
  5. Step 5: Solve for x
    x = 1,145,241.47/1,232.74
  6. Step 6: Final answer
    x = 929.02

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Why These Related Problems?

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