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Finding the Fourth Proportional to 737.07, 1,105.54 and 250.13

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Solution

The fourth proportional to 737.07, 1,105.54 and 250.13 is: 375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.07 : 1,105.54 = 250.13 : x
  2. Step 2: Convert to fraction form
    737.07/1,105.54 = 250.13/x
  3. Step 3: Cross multiply
    737.07x = 1,105.54 × 250.13
  4. Step 4: Simplify right side
    737.07x = 276,528.72
  5. Step 5: Solve for x
    x = 276,528.72/737.07
  6. Step 6: Final answer
    x = 375.17

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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.