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Finding the Fourth Proportional to 734.94, 1,098.29 and 596.43

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Solution

The fourth proportional to 734.94, 1,098.29 and 596.43 is: 891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    734.94 : 1,098.29 = 596.43 : x
  2. Step 2: Convert to fraction form
    734.94/1,098.29 = 596.43/x
  3. Step 3: Cross multiply
    734.94x = 1,098.29 × 596.43
  4. Step 4: Simplify right side
    734.94x = 655,054.60
  5. Step 5: Solve for x
    x = 655,054.60/734.94
  6. Step 6: Final answer
    x = 891.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.