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Finding the Fourth Proportional to 924.73, 1,272.74 and 737.62

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Solution

The fourth proportional to 924.73, 1,272.74 and 737.62 is: 1,015.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    924.73 : 1,272.74 = 737.62 : x
  2. Step 2: Convert to fraction form
    924.73/1,272.74 = 737.62/x
  3. Step 3: Cross multiply
    924.73x = 1,272.74 × 737.62
  4. Step 4: Simplify right side
    924.73x = 938,791.61
  5. Step 5: Solve for x
    x = 938,791.61/924.73
  6. Step 6: Final answer
    x = 1,015.21

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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.