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Finding the Fourth Proportional to 962.67, 1,444.10 and 269.34

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Solution

The fourth proportional to 962.67, 1,444.10 and 269.34 is: 404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.67 : 1,444.10 = 269.34 : x
  2. Step 2: Convert to fraction form
    962.67/1,444.10 = 269.34/x
  3. Step 3: Cross multiply
    962.67x = 1,444.10 × 269.34
  4. Step 4: Simplify right side
    962.67x = 388,955.87
  5. Step 5: Solve for x
    x = 388,955.87/962.67
  6. Step 6: Final answer
    x = 404.04

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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.