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Finding the Fourth Proportional to 1,729.04, 2,593.84 and 634.92

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Solution

The fourth proportional to 1,729.04, 2,593.84 and 634.92 is: 952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729.04 : 2,593.84 = 634.92 : x
  2. Step 2: Convert to fraction form
    1,729.04/2,593.84 = 634.92/x
  3. Step 3: Cross multiply
    1,729.04x = 2,593.84 × 634.92
  4. Step 4: Simplify right side
    1,729.04x = 1,646,880.89
  5. Step 5: Solve for x
    x = 1,646,880.89/1,729.04
  6. Step 6: Final answer
    x = 952.48

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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.