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Finding the Third Proportional to 476.50 and 886

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Solution

The third proportional to 476.50 and 886 is: 1,647.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.50 : 886 = 886 : x
  2. Step 2: Convert to fraction form
    476.50/886 = 886/x
  3. Step 3: Cross multiply
    476.50x = 886 × 886
  4. Step 4: Simplify right side
    476.50x = 784,996
  5. Step 5: Solve for x
    x = 784,996/476.50
  6. Step 6: Final answer
    x = 1,647.42

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.