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Finding the Fourth Proportional to 1,232.67, 1,848.63 and 452.73

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Solution

The fourth proportional to 1,232.67, 1,848.63 and 452.73 is: 678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.67 : 1,848.63 = 452.73 : x
  2. Step 2: Convert to fraction form
    1,232.67/1,848.63 = 452.73/x
  3. Step 3: Cross multiply
    1,232.67x = 1,848.63 × 452.73
  4. Step 4: Simplify right side
    1,232.67x = 836,930.26
  5. Step 5: Solve for x
    x = 836,930.26/1,232.67
  6. Step 6: Final answer
    x = 678.96

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Why These Related Problems?

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