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Finding the Third Proportional to 368.84 and 798.19

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Solution

The third proportional to 368.84 and 798.19 is: 1,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.84 : 798.19 = 798.19 : x
  2. Step 2: Convert to fraction form
    368.84/798.19 = 798.19/x
  3. Step 3: Cross multiply
    368.84x = 798.19 × 798.19
  4. Step 4: Simplify right side
    368.84x = 637,103.29
  5. Step 5: Solve for x
    x = 637,103.29/368.84
  6. Step 6: Final answer
    x = 1,727.30

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.