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Finding the Third Proportional to 370.13 and 872.44

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Solution

The third proportional to 370.13 and 872.44 is: 2,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.13 : 872.44 = 872.44 : x
  2. Step 2: Convert to fraction form
    370.13/872.44 = 872.44/x
  3. Step 3: Cross multiply
    370.13x = 872.44 × 872.44
  4. Step 4: Simplify right side
    370.13x = 761,147.19
  5. Step 5: Solve for x
    x = 761,147.19/370.13
  6. Step 6: Final answer
    x = 2,056.46

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.