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Finding the Third Proportional to 1,801.13 and 2,648.81

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Solution

The third proportional to 1,801.13 and 2,648.81 is: 3,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.13 : 2,648.81 = 2,648.81 : x
  2. Step 2: Convert to fraction form
    1,801.13/2,648.81 = 2,648.81/x
  3. Step 3: Cross multiply
    1,801.13x = 2,648.81 × 2,648.81
  4. Step 4: Simplify right side
    1,801.13x = 7,016,207.66
  5. Step 5: Solve for x
    x = 7,016,207.66/1,801.13
  6. Step 6: Final answer
    x = 3,895.46

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.