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Finding the Fourth Proportional to 729.29, 1,094.00 and 296.39

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Solution

The fourth proportional to 729.29, 1,094.00 and 296.39 is: 444.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    729.29 : 1,094.00 = 296.39 : x
  2. Step 2: Convert to fraction form
    729.29/1,094.00 = 296.39/x
  3. Step 3: Cross multiply
    729.29x = 1,094.00 × 296.39
  4. Step 4: Simplify right side
    729.29x = 324,249.18
  5. Step 5: Solve for x
    x = 324,249.18/729.29
  6. Step 6: Final answer
    x = 444.61

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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.