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Finding the Third Proportional to 741.66 and 1,563.05

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Solution

The third proportional to 741.66 and 1,563.05 is: 3,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    741.66 : 1,563.05 = 1,563.05 : x
  2. Step 2: Convert to fraction form
    741.66/1,563.05 = 1,563.05/x
  3. Step 3: Cross multiply
    741.66x = 1,563.05 × 1,563.05
  4. Step 4: Simplify right side
    741.66x = 2,443,115.53
  5. Step 5: Solve for x
    x = 2,443,115.53/741.66
  6. Step 6: Final answer
    x = 3,294.13

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.