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Finding the Third Proportional to 889.18 and 1,943.53

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Solution

The third proportional to 889.18 and 1,943.53 is: 4,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    889.18 : 1,943.53 = 1,943.53 : x
  2. Step 2: Convert to fraction form
    889.18/1,943.53 = 1,943.53/x
  3. Step 3: Cross multiply
    889.18x = 1,943.53 × 1,943.53
  4. Step 4: Simplify right side
    889.18x = 3,777,290.94
  5. Step 5: Solve for x
    x = 3,777,290.94/889.18
  6. Step 6: Final answer
    x = 4,248.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.